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Which of the following blood vessels does not take pa in anastomosis in the area encircled in red of the nasal septum?
Opciones:
A. Sphenopalatine aery
B. Superior labial aery
C. Posterior ethmoidal aery
D. Greater palatine aery | La respuesta correcta es C: Posterior ethmoidal aery.
Explicación: Little's area or Kiesselbach's plexus:This is the vascular area in the anteroinferior pa of nasal septum just above the vestibule. Anterior ethmoidal, sphenopalatine, greater palatine and septal branch of superior labial aeries and their corresponding ... | medmcqa/ENT/Larynx | general |
¿Qué evidencia aporta el estudio de Sasannejad et al. (2021 Oct) sobre anticoagulación? | While anticoagulation and its reversal have been of clinical relevance for decades, recent academic and technological advances have expanded the repertoire of its application in neurological disease. The advent of direct oral anticoagulants provides effective, mechanistically elegant, and relatively safer therapeutic o... | PMID:34619779 | general |
Sudden Painless loss of vision is seen in
Opciones:
A. Vitreous haemorrhage
B. Optic atrophy
C. Developmental cataract
D. Acute Angle closure glaucoma | La respuesta correcta es A: Vitreous haemorrhage.
Explicación: (A) Vitreous hemorrhage # Clinical features of vitreous haemorrhage:> Sudden development of floaters occurs when the vitreous haemorrhage is small.> In massive vitreous haemorrhage patient develops sudden painless loss of vision.> Fate of vitreous haemorrh... | medmcqa/Ophthalmology/Miscellaneous | emergency |
¿Cuáles son los hallazgos principales del estudio "The impact of phlebotomy and hydroxyurea on survival and risk of thrombosis among older patients with polycythemia vera."? | Según el estudio publicado en Blood Adv (2018 Oct 23): Current guidelines recommend therapeutic phlebotomy for all polycythemia vera (PV) patients and additional cytoreductive therapy (eg, hydroxyurea [HU]) for high-risk PV patients. Little is known about the impact of these therapies in the real-world setting. We cond... | PMID:30333100 | general |
What are the treatments for Chronic Pain ? | Medications, acupuncture, local electrical stimulation, and brain stimulation, as well as surgery, are some treatments for chronic pain. Some physicians use placebos, which in some cases has resulted in a lessening or elimination of pain. Psychotherapy, relaxation and medication therapies, biofeedback, and behavior mod... | MedQuad/treatment | general |
¿Qué evidencia aporta el estudio de Barnes et al. (2025 Apr) sobre hemostasia? | Arterial and venous thromboses are the leading causes of morbidity and mortality worldwide. Numerous antithrombotic agents are currently available with antiplatelet, thrombolytic/fibrinolytic, and anticoagulant activity. However, all the currently available antithrombotic agents carry a risk of bleeding that often prev... | PMID:39675564 | general |
What causes Craniometaphyseal dysplasia, autosomal recessive type ? | What causes autosomal recessive craniometaphyseal dysplasia? Autosomal recessive craniometaphyseal dysplasia is caused by mutations in the GJA1 gene. The GJA1 gene provides instructions for making a protein called connexin43, which is one of 21 connexin proteins in humans. Connexins lay a role in cell-to-cell communica... | MedQuad/causes | general |
¿Qué evidencia aporta el estudio de Okumura et al. (2018 Nov 28) sobre anticoagulación? | The burden of anticoagulation treatment affects patient satisfaction, which in turn affects adherence to treatment. Thus, we must thoroughly understand the advantages of direct oral anticoagulants (DOACs) over vitamin K antagonists (VKAs)/warfarin given for stroke prevention in patients with atrial fibrillation (AF). W... | PMID:30369576 | general |
A35yr Ad primigromida conceieved after IVFcycles attends ANC checkup with 38week POG Her obstetric details reveals DCDA twins with 1st twin as breads Onexamination BP 140/90 multy on two occasions with proteinuria + 1 How do you manage
Opciones:
A. watch for BP and terminate when BP gets elevated
B. Watch for BP and i... | La respuesta correcta es C: Immediate C section.
Explicación: Indication of immediate C section 2ndtwin 1=1st twin non cephalic 2= cord potapse of 2nd twin 3= Abruptio Placenta 4= Difficulty in internal podalic version ref : dutta 9th ed | medmcqa/Gynaecology & Obstetrics/All India exam | guidelines |
Components of neonatal resuscitation -
Opciones:
A. Maintenance of temprature
B. Maintenance of respiration
C. Maintenance of circulation
D. All | La respuesta correcta es D: All.
Explicación: Ans. is All Resuscitation of newborn o The goal of pediatric resuscitation is to maintain adequate oxygenation and perfusion of blood throughout the body while steps are taken to stabilize the child and establish long term hemostasis. o The most common indication for neona... | medmcqa/Pediatrics/None | guidelines |
¿Cuáles son los hallazgos principales del estudio "Direct Oral Anticoagulants: How Do These Drugs Work, How to Monitor, and What Is Their Role in Orthopaedic Surgery."? | Según el estudio publicado en J Am Acad Orthop Surg (2023 Apr 01): Postoperative venous thromboembolism is a major adverse event associated with orthopaedic surgery. With the addition of perioperative anticoagulation and antiplatelet therapy, the rates of symptomatic venous thromboembolism have dropped to 1% to 3%, and... | PMID:36862808 | general |
¿Qué evidencia aporta el estudio de Joseph et al. (2015 Mar) sobre hemostasia y anticoagulación? | The diagnosis of heparin-induced thrombocytopenia (HIT) can be challenging. The HIT Expert Probability (HEP) Score has recently been proposed to aid in the diagnosis of HIT. We sought to externally and prospectively validate the HEP score.
Este estudio fue publicado en Thromb Haemost (2015 Mar). PMID: 25588983 | PMID:25588983 | general |
Resume las conclusiones del artículo "Clinical analysis of bleeding and thrombotic events in haematological-oncology patients with severe thrombocytopenia and a high risk of thrombosis." publicado en Sci Rep. | BACKGROUND: Haematological patients with severe thrombocytopenia and high thrombotic risk face challenges related to balancing bleeding and thrombosis risks. This study investigated factors associated with bleeding and thrombosis in high-risk haematological oncology patients with severe thrombocytopenia not receiving a... | PMID:39414915 | general |
Resume las conclusiones del artículo "Validation of risk assessment models predicting venous thromboembolism in acutely ill medical inpatients: A cohort study." publicado en J Thromb Haemost. | BACKGROUND: Because hospital-acquired venous thromboembolism (VTE) represents a frequent cause of preventable deaths in medical inpatients, identifying at-risk patients requiring thromboprophylaxis is critical. We aimed to externally assess the Caprini, IMPROVE, and Padua VTE risk scores and to compare their performanc... | PMID:32168402 | general |
All the following indicators are used to measure disability rates in a community except ?
Opciones:
A. Suillivan's index
B. Human povey index
C. Health adjusted life expectancy
D. Disability adjusted life yea | La respuesta correcta es B: Human povey index.
Explicación: Ans. is 'b' i.e., Human povey index | medmcqa/Social & Preventive Medicine/None | general |
In AML, diagnosis of blasts cells is
Opciones:
A. 10% of myeloid blasts
B. 15% of myeloid blasts
C. 20% of myeloid blasts
D. 10% of myeloid blasts and 15% promyelocytes | La respuesta correcta es C: 20% of myeloid blasts.
Explicación: C. i.e. (20% of myloid blasts) (462 - Basic pathology) (418 Harsh Mohan 5th)ACUTE MYELOGENOUS LEUKEMIA* As per WHO classification of leukemias, these criteria have been revised upwards to 20% blasts in the marrow for labeling and treating a case as AML (4... | medmcqa/Pathology/Blood | emergency |
¿Qué evidencia aporta el estudio de Ababneh et al. (2021 Dec) sobre anticoagulación? | OBJECTIVE: This paper aims to review the literature systematically on warfarin adherence in patients with atrial fibrillation and to assess the anticoagulation control focused on patient clinical outcomes. Atrial Fibrillation (AF) is a cardiac disease defined by abnormal heart rhythm, which significantly impacts a pati... | PMID:34982455 | general |
Study of finger printing is -
Opciones:
A. DNA finger printing
B. Dactylography
C. Gene analysis
D. Poroscopy | La respuesta correcta es B: Dactylography.
Explicación: Study of fingerprint is also known as dermatoglyphics or galtons system. Dr.K.S.Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg. 47. | medmcqa/Forensic Medicine/Identification | general |
¿Cuáles son los hallazgos principales del estudio "A Review of Two Heparin Prophylaxes for Trauma."? | Según el estudio publicado en J Trauma Nurs (2019): Venous thromboembolism (VTE) prophylaxis has a significant impact on mortality and morbidity in trauma patients. This article reviews 9 published studies that investigate and compare low-dose unfractionated heparin (LDUH) with low-molecular-weight heparin (LMWH) for p... | PMID:31503200 | general |
¿Qué evidencia aporta el estudio de Matsumoto et al. (2017 Jul) sobre hemostasia y anticoagulación? | Thrombotic thrombocytopenic purpura (TTP) can rapidly progress into a life-threatening condition, thus the importance of appropriate diagnosis and treatment cannot be overstated. Until recently, TTP has mainly been diagnosed by clinical findings such as thrombocytopenia and non-immune hemolytic anemia. In addition to t... | PMID:28550351 | general |
What are the treatments for Growth Failure in Children with Chronic Kidney Disease ? | Health care providers treat growth failure in children with CKD with
- changes in eating, diet, and nutrition - medications - growth hormone therapy
Most children with growth failure grow to about one-third of their adult height within the first two years of life; therefore, it is im... | MedQuad/treatment | general |
Resume las conclusiones del artículo "Reduced induction of anti-PF4/heparin antibody in RA patients after total knee arthroplasty." publicado en Arthritis Res Ther. | BACKGROUND: Heparin-induced thrombocytopenia is caused by antibodies (Abs) specific to platelet factor 4 (PF4)/heparin complexes. In this study, we evaluated the rates of seroconversion of anti-PF4/heparin Ab between patients with rheumatoid arthritis (RA) and with osteoarthritis (OA) who underwent total knee arthropla... | PMID:27558507 | general |
RPD can be classified as which level of prevention?
Opciones:
A. Primary level
B. Secondary level
C. Tertiary level
D. Support adjacent mobile teeth with clasp | La respuesta correcta es C: Tertiary level.
Explicación: Primary Prevention
Primary prevention aims to avoid the development of a disease or disability in healthy individuals. Most population-based health promotion activities, such as encouraging less consumption of sugars to reduce caries risk, are primary preventive... | medmcqa/Dental/None | emergency |
Nitabuch'slayer is absent is
Opciones:
A. Placenta accrete
B. Placenta pre
C. Placenta membranacia
D. Circumvallate placenta | La respuesta correcta es A: Placenta accrete.
Explicación: Ans is 'a' i.e., Placenta accreteNitabuchs layerDuring formation of placenta, there is an area of fibrinoid degeneration where trophoblast cells (covered with syncytium) meet the decidua. This zone is known as Nitabuch's layer. This layer limits fuher invasion... | medmcqa/Gynaecology & Obstetrics/None | general |
Which of the following is detected by the antigen detection test used for the diagnosis of P. Falciparum malaria
Opciones:
A. Circum-sporozoite protein
B. Merozoite surface antigen
C. Histidine-Rich-Protein I (HRP-I)
D. Histidine-Rich-Protein II (HRP-II) | La respuesta correcta es D: Histidine-Rich-Protein II (HRP-II).
Explicación: A useful approach is immunodiagnosis of malaria by detection of parasite-specific antigens using monoclonal antibodies The Para-Sight-F test (BD) is a dipstick antigen capture test targeting the "histidine-rich protein-2" (HRP-2), specific fo... | medmcqa/Microbiology/parasitology | general |
Resume las conclusiones del artículo "Healthcare resource utilization and expenditures among newly-diagnosed elderly non-valvular atrial fibrillation patients initiating oral anticoagulants." publicado en J Med Econ. | Aims: Non-valvular atrial fibrillation (NVAF) prevalence increases with age. Hence, evaluating the economic burden among older-aged patients is vital. This study aimed to compare healthcare resource utilization (HRU) and costs among newly-diagnosed older-aged NVAF patients treated with warfarin, rivaroxaban, or apixaba... | PMID:31549883 | general |
Is gray platelet syndrome inherited ? | When gray platelet syndrome is caused by NBEAL2 gene mutations, it has an autosomal recessive pattern of inheritance, which means both copies of the gene in each cell have mutations. The parents of an individual with an autosomal recessive condition each carry one copy of the altered gene in each cell. Gray platelet s... | MedQuad/inheritance | general |
¿Qué evidencia aporta el estudio de Sato et al. (2019 Jul) sobre hemostasia y anticoagulación? | BACKGROUND AND PURPOSE: The pathophysiology of wall contrast enhancement in thrombosed intracranial aneurysms is incompletely understood. This in vivo study aimed to investigate wall microstructures with gadolinium-enhanced 7T MR imaging. MATERIALS AND METHODS: Thirteen patients with 14 thrombosed intracranial aneurysm... | PMID:31147351 | general |
A 51-year-old man presents to the emergency department with an episode of syncope. He was at a local farmer's market when he fainted while picking produce. He rapidly returned to his baseline mental status and did not hit his head. The patient has a past medical history of diabetes and hypertension but is not currently... | La respuesta correcta es C: Prostate cancer.
Esta viñeta clínica del USMLE evalúa el conocimiento sobre prostate cancer en el contexto de hemostasia y trombosis. | MedQA-USMLE/step2&3 | emergency |
Resume las conclusiones del artículo "Therapeutic plasma exchange and intravenous immune globulin in the treatment of heparin-induced thrombocytopenia: A systematic review." publicado en Transfusion. | BACKGROUND: Immunomodulatory strategies in heparin-induced thrombocytopenia (HIT) include the use of intravenous immune globulin (IVIG) and therapeutic plasma exchange (TPE). The optimal application of these therapies is unknown and outcomes data are limited. We investigated treatment categories and laboratory and clin... | PMID:32812222 | general |
Which of the following is not true about bosentan
Opciones:
A. Used in pulmonary hypeension
B. Used in malignant hepatitis
C. Endothelin receptor antagonist
D. All are true | La respuesta correcta es B: Used in malignant hepatitis.
Explicación: Ans. is 'b' i.e., used in malignant hepatitis Endothein receptor antagonists There are two endothelin receptor subtypes - ETA and and ETB. Bosentan is a nonselective endothelin antagonist - blocks both ETA and ETB. Bosentan is active intravenously a... | medmcqa/Pharmacology/None | emergency |
Resume las conclusiones del artículo "Thrombocytopenia developed in intensive care unit for congenital heart disease: incidence, risk factors, and outcomes." publicado en J Thromb Haemost. | BACKGROUND: Thrombocytopenia is common for patients in the intensive care unit (ICU) and is associated with adverse outcomes. ICU thrombocytopenia in pediatric patients who underwent cardiac surgeries with cardiopulmonary bypass (CPB) is inadequately studied. OBJECTIVES: We aimed to investigate the incidence, risk fact... | PMID:38908831 | general |
New RNTCP initiative for Tuberculosis surveillance using case based web based IT system is
Opciones:
A. NIKSHAY
B. NISCHAY
C. E-DOTS
D. NIRBHAYA | La respuesta correcta es A: NIKSHAY.
Explicación: (A) NIKSHAY[?]REVISED NATIONAL TUBERCUIOSIS CONTROL PROGRAMME (RNTCP)oIn 1993, in order to overcome these lacunae, the Government of India decided to give a new thrust to TB control activities by revitalizing the NTP, with the assistance from international agencies.oTh... | medmcqa/Social & Preventive Medicine/Health Programmes in India | guidelines |
Resume las conclusiones del artículo "The utility of superb microvascular imaging for the detection of deep vein thrombosis." publicado en J Med Ultrason (2001). | Superb microvascular imaging (SMI) reduces motion artifacts significantly and allows visualization of low-velocity blood flow in vessels; thus, thrombi are clearly demonstrated compared to conventional B-mode and color Doppler imaging. Ultrasonographic images of the lower extremities of a 69-year-old woman with acute i... | PMID:29774429 | general |
¿Cuáles son los hallazgos principales del estudio "Do hospital doctors test for thrombophilia in patients with venous thromboembolism?"? | Según el estudio publicado en J Thromb Thrombolysis (2018 Aug): The predictive value of factor V Leiden and the G20210A prothrombin mutation regarding recurrent venous thromboembolism (VTE) is limited and does not influence subsequent patient management. Systematic testing for such genetic thrombophilia should be avoid... | PMID:29922879 | general |
¿Cuáles son los hallazgos principales del estudio "Descriptive Analysis of Oxygen Dependency and Hemodynamic Changes Following Pulmonary Thromboendarterectomy in Chronic Thromboembolic Pulmonary Hypertension Patients."? | Según el estudio publicado en Cureus (2025 Jan): Background Chronic thromboembolic pulmonary hypertension (CTEPH) is characterized by persistent clot burden and secondary vascular remodeling. Pulmonary thromboendarterectomy (PTE) remains the preferred curative treatment for CTEPH. This study presents a descriptive anal... | PMID:39974227 | general |
In a child presenting with obstructive Jaundice all are seen except -
Opciones:
A. Gamma glutamyl transpeptidase
B. Alkaline phosphatase
C. Glutamate dehydrogenase
D. 5' Nucleotidase | La respuesta correcta es C: Glutamate dehydrogenase.
Explicación: Ans. is 'c' i.e., Glutamate dehydrogenase | medmcqa/Pediatrics/None | general |
¿Qué evidencia aporta el estudio de Veeregowda et al. (2020) sobre warfarina? | BACKGROUND: Warfarin, anticoagulant is used for thromboembolic disorders. Inter-individual variation in clinical response to warfarin is due to various factors, including polymorphism of Vitamin K epoxide reductase complex 1 (VKORC1)-1639G>A. The aim of our study was to evaluate the effect of VKORC1 polymorphism on the... | PMID:32566525 | general |
Apex body dealing with medical negligence cases: Maharashtra 11
Opciones:
A. MCI
B. State Medical Council
C. Supreme Cou
D. National Consumer Commission | La respuesta correcta es D: National Consumer Commission.
Explicación: Ans. National Consumer Commission | medmcqa/Forensic Medicine/None | guidelines |
In cystic fibrosis the most common organism which causes early infection is
Opciones:
A. Pseudomonas
B. Staphylococcus
C. Klebsiella
D. Streptococcus | La respuesta correcta es B: Staphylococcus.
Explicación: Cystic fibrosisMost common organism which causes infection is Staphylococcus.The infection that characterizes cystic fibrosis airways involves the mucus layer rather than epithelial or airway wall invasion.The unique predisposition of cystic fibrosis airways to ... | medmcqa/Pathology/All India exam | general |
A 75-year-old man presents to the physician with difficulty breathing for the last 2 months. He denies any cough, fever, or chest pain. His past medical history is significant for hypertension for which he takes chlorothiazide. He has worked in the construction industry, applying insulation to roofs for over 20 years. ... | La respuesta correcta es D: Pulmonary fibrosis.
Esta viñeta clínica del USMLE evalúa el conocimiento sobre pulmonary fibrosis en el contexto de hemostasia y trombosis. | MedQA-USMLE/step1 | general |
¿Cuáles son los hallazgos principales del estudio "Tissue factor-bearing microparticles and inflammation: a potential mechanism for the development of venous thromboembolism in cancer."? | Según el estudio publicado en J Thromb Haemost (2017 Dec): Cancer is associated with an increased risk of venous thromboembolism (VTE); the exact mechanisms for the induction of VTE remain to be fully elucidated, but it is widely acknowledged that tissue factor (TF)-bearing microparticles (TF-MPs) may play a significan... | PMID:29028284 | general |
Two members of a family presented with loss of vision at night is diagnosed having retinitis pigmentosa. Which of the following is NOT true about retinitis pigmentosa?
Opciones:
A. Vision is retained till late stage
B. Central vision is lost early
C. Affects rods and cones
D. Tunnel vision may be seen | La respuesta correcta es B: Central vision is lost early.
Explicación: Retinitis Pigmentosa: It is a group of heterogeneous hereditary rod-cone dystrophies characterized by progressive dysfunction of the photoreceptors, associated with progressive cell loss and eventual atrophy of retinal layers. It occurs sporadicall... | medmcqa/Ophthalmology/None | guidelines |
CGG repeat sequence is found in:
Opciones:
A. Fragile X syndrome
B. Huntingtons chorea
C. Dentatorubropallidolusyian atrophy
D. Machado Joseph disease | La respuesta correcta es A: Fragile X syndrome.
Explicación: Ans: A (Fragile X syndrome) Ref: Robbins and Co! ran 'Pathologic Basis of Disease' 8th Edition.Elsevier. 2011 Page 168.Explanation:Expansions affecting non-coding regionsDiseaseProteinRepeatingSequenceFragile X syndromeFMR-1 proteinCGGFriednch ataxiaFrataxin... | medmcqa/Pathology/Genetics | lab |
¿Qué evidencia aporta el estudio de Zheng et al. (2023) sobre anticoagulación? | Background: venous thromboembolism (VTE) is one of the most common complications after major orthopaedic surgery. Recent studies have suggested that aspirin may also be effective in preventing VTE, but it is still controversial whether it can be routinely used. Objectives: To compare the efficacy and safety of aspirin ... | PMID:38259284 | general |
¿Qué evidencia aporta el estudio de Ling et al. (2022 Jun 20) sobre hemostasia y anticoagulación? | BACKGROUND: Azygos vein aneurysm (AVA) is a rare thoracic pathological entity that mimics a posterior mediastinal mass. However, the pathogenesis of primary azygos vein aneurysms is not clear and its pathology is still being discussed. Some of the AVA are asymptomatic and usually discovered accidentally by routine phys... | PMID:35725603 | general |
All are obesity syndromes, EXCEPT:
Opciones:
A. Carpenter
B. Ahlstrom's
C. Cohen's
D. Caroli | La respuesta correcta es D: Caroli.
Explicación: Syndromes associated with obesity and hypogonadism are Prader Willi, Laurence Moon Biedl, Ahlstrom's, Cohen's and Carpenter's syndrome. Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 626 | medmcqa/Medicine/None | general |
Resume las conclusiones del artículo "Hemorrhagic complications after stroke treatment with intravenous thrombolysis despite use of direct oral anticoagulants: an observational study." publicado en Ther Adv Neurol Disord. | BACKGROUND: For patients experiencing ischemic stroke despite receiving therapy with direct oral anticoagulants (DOAC) and without endovascular treatment options, therapeutic prospects are currently dismal. Current guidelines recommend intravenous thrombolysis (IVT) only for patients who have received DOAC in very rest... | PMID:39290529 | general |
¿Qué evidencia aporta el estudio de de et al. (2021 Feb) sobre tromboembolismo venoso? | BACKGROUND: Data on long-term venous thromboembolism (VTE) recurrence risk according to gender are conflicting. OBJECTIVE: To evaluate long-term VTE recurrence risk after a first VTE in men and women under 50 years old. METHODS: Since May 2000, 875 consecutive patients (315 men, 560 women) with a first symptomatic VTE ... | PMID:33214024 | general |
Resume las conclusiones del artículo "Enhancement of endothelial function and attenuation of portal vein injury using mesenchymal stem cells carrying miRNA-25-3p." publicado en Sci Rep. | The aims of this study were to determine whether human umbilical cord mesenchymal stem cells (hucMSCs) modified by miRNA-25-3p (miR-25-3p) overexpression could promote venous endothelial cell proliferation and attenuate portal endothelial cell injury. HucMSCs and human umbilical vein endothelial cells (HUVEC) were isol... | PMID:38956421 | general |
Which one of the following is an absolute contraindication to the use of thrombolytic agent in the setting of an acute anterior wall myocardial infarction-
Opciones:
A. History of CVA with hemiparesis one month ago
B. Diabetic retinopathy
C. Patient's age more than 70 years
D. Patients is on warfarin for A.F with INR ... | La respuesta correcta es A: History of CVA with hemiparesis one month ago.
Explicación: Ref: R. Alagappan Manual for Medicine 4th Edition pg no:188-189 Contraindications for Thrombolytic Therapy Absolute contraindications: Active bleeding Defective haemostasis Recent major trauma Surgical procedures < 10 days Invasive... | medmcqa/Medicine/C.V.S | emergency |
In a pregnant woman with raised phenylalanine in blood, offspring is most likely to have:
Opciones:
A. Mental retardation
B. Lighter complexion
C. Microcephaly
D. Reduction of limb growth | La respuesta correcta es A: Mental retardation.
Explicación: Ans: a (Mental retardation) Ref: Nelson, 17th ed, 400; 18th ed, p. 531Question is about pregnancy with hyperphenylalaninimea.Pregnant women with hyperphenylalaninimea who are not receiving phenylalanine restricted diet cany a very high risk of having an offs... | medmcqa/Pediatrics/Inborn Errors of Metabolism | guidelines |
The active immunity offered by tetanus toxoid is effective in nearly -
Opciones:
A. 25% of the patients
B. 50% of the patients
C. 75 % of the patients
D. 100% of the patients | La respuesta correcta es D: 100% of the patients.
Explicación: The aim of active immunisation with tetanus toxoid is to vaccinate the entire community and ensure a protective level of antitoxin approximately 0.01 IU/ml serum throughout life Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg... | medmcqa/Social & Preventive Medicine/Communicable diseases | general |
¿Cuáles son los hallazgos principales del estudio "Drug-related problems vary with medication category and treatment duration in Taiwanese heart failure outpatients receiving case management."? | Según el estudio publicado en J Formos Med Assoc (2016 May): BACKGROUND/PURPOSE: Heart failure (HF) patients are at high risk of having drug-related problems (DRPs). We aim to describe the frequency, types, and temporal occurrence of DRPs in Taiwanese HF outpatients receiving case management. METHODS: In this study, we... | PMID:26774679 | general |
What are the symptoms of Cardioauditory syndrome of Sanchez Cascos ? | What are the signs and symptoms of Cardioauditory syndrome of Sanchez Cascos? The Human Phenotype Ontology provides the following list of signs and symptoms for Cardioauditory syndrome of Sanchez Cascos. If the information is available, the table below includes how often the symptom is seen in people with this conditio... | MedQuad/symptoms | general |
Nasolacrimal duct opens into:
Opciones:
A. Superior meatus
B. Middle meatus
C. Inferior meatus
D. Sphenoethmoidal recess | La respuesta correcta es C: Inferior meatus.
Explicación: Ans. c (Inferior meatus). (Ref Bhargav, ENT, 5th ed., pg 51)THE LATERAL WALL OF NOSE# Consists anteriorly of the nasal bone, frontal process of maxilla & the lacrimal bone. Posterior to lacrimal bone, the lateral wall of nasal cavity is formed by ethmoid labyri... | medmcqa/ENT/Nose and PNS | general |
Resume las conclusiones del artículo "Heparin-induced thrombocytopenia: A critical appraisal of clinical practice guidelines with the AGREE II instrument." publicado en Thromb Res. | BACKGROUND: Despite the availability of clinical practice guidelines (CPGs), the risk of death or thromboembolic complication associated with heparin-induced thrombocytopenia (HIT) remains high. Our aim was to systematically review the quality of CPGs for HIT and summarize the recommendations. METHODS: CPGs for HIT wer... | PMID:29649767 | general |
Resume las conclusiones del artículo "Discontinuation of Anticoagulants and Occurrence of Bleeding and Thromboembolic Events in Vitamin K Antagonist Users with a Life-limiting Disease." publicado en Thromb Haemost. | Data on risks and benefits of long-term anticoagulants in patients with a life-limiting disease are limited. This cohort study aims to describe (dis)continuation of anticoagulants and incidences of bleeding and thromboembolic events in vitamin K antagonist (VKA) users with a life-limiting disease.Data from five Dutch a... | PMID:39855271 | general |
The highest malignant potential is seen in:
Opciones:
A. Crohn's disease
B. Ulcerative colitis
C. Familial polyposis
D. Infantile polyp | La respuesta correcta es C: Familial polyposis.
Explicación: "Colorectal cancer develops in 100% of untreated FAP patients often before the age of 30". Familial adenomatous polyposis (FAP) Autosomal dominant Numerous colorectal adenomas by teenage years. Mutation of adenomatous polyposis coli gene (APC). At least 100 ... | medmcqa/Pathology/Intestinal Polyps, Colon & Anal Cancer | general |
¿Qué evidencia aporta el estudio de Creith et al. (2022 Jul) sobre profilaxis trombótica? | BACKGROUND: Hospitalized patients are at increased risk of developing venous thromboembolism (VTE). The Padua Prediction Score (PPS) was developed to help quantify the risk of VTE for hospitalized patients and guide prescribing of pharmacologic thromboprophylaxis. This study aims to assess whether PPS embedded within a... | PMID:36425351 | general |
Resume las conclusiones del artículo "The safety profile of preoperative administration of heparin for thromboprophylaxis in Chinese patients intended for thoracoscopic major thoracic surgery: a pilot randomized controlled study." publicado en J Thorac Dis. | BACKGROUND: Patients undergoing major thoracic surgery especially for cancers are at a high risk of perioperative thromboembolism. Current guidelines recommended either heparin sodium (unfractionated heparin) or low-molecular-weight heparin (LMWH) for those patients at high risk of deep vein thrombosis (DVT). However, ... | PMID:28523161 | general |
Resume las conclusiones del artículo "Antiphospholipid syndrome: advances in diagnosis, pathogenesis, and management." publicado en BMJ. | Antiphospholipid syndrome (APS) is a thrombo-inflammatory disease propelled by circulating autoantibodies that recognize cell surface phospholipids and phospholipid binding proteins. The result is an increased risk of thrombotic events, pregnancy morbidity, and various other autoimmune and inflammatory complications. A... | PMID:36849186 | general |
¿Cuáles son los hallazgos principales del estudio "The predictive role of childhood maltreatment for long-term HPA axis regulation, chronic stress and postpartum depression."? | Según el estudio publicado en J Affect Disord (2025 Dec 15): BACKGROUND: Childhood maltreatment increases the risk for mental disorders, including postpartum depression (PPD). Outside the peripartum period, attenuated long-term hypothalamic-pituitary-adrenal (HPA) axis regulation and perceived chronic stress are discus... | PMID:40669729 | general |
Type of pericarditis in tuberculosisa) Hemorrhagicb) Constrictivec) Fibrinousd) Serofibrinous
Opciones:
A. ac
B. ab
C. ad
D. bc | La respuesta correcta es B: ab.
Explicación: Causes of hemorrhagic pericarditis
Tuberculosis
Malignant involvement of pericardial sac
Bleeding diathesis
Cardiac surgery
Post myocardial infarction
Dissecting aneurysm of aorta
Uremic pericarditis | medmcqa/Pathology/None | general |
Knudson two hit hypothesis is seen with
Opciones:
A. Melanoma
B. Retinoblastoma
C. Ulcerative colitis
D. Crohn disease | La respuesta correcta es B: Retinoblastoma.
Explicación: Ref Robbins 9/e p290 The Knudson hypothesis, also known as the two-hit hypothesis is the hypothesis that most genes require two mutations to cause a phenotypic change. It was first formulated by Alfred G. Knudson retinoblastoma, a tumor of the retina that occurs... | medmcqa/Anatomy/General anatomy | general |
Which of the following is not TRUE about bone metastasis?
Opciones:
A. Skeletal metastases are typically unifocal
B. Higher serum level of alkaline phosphatase
C. Most common primary in female is breast
D. Prostate produce osteosclerotic lesion | La respuesta correcta es A: Skeletal metastases are typically unifocal.
Explicación: "Skeletal metastases are typically multifocal, not unifocal" Metastases are usually osteosclerotic and pathologic fractures are common. Osteoblastic lesions are rare and typically seen in carcinoma prostate. Osteoblastic lesion are as... | medmcqa/Surgery/None | general |
¿Cuáles son los hallazgos principales del estudio "Standardization of Terminology, Definitions, and Outcome Criteria for Bleeding in Hereditary Hemorrhagic Telangiectasia: International Consensus Report."? | Según el estudio publicado en Am J Hematol (2025 Oct): Hereditary hemorrhagic telangiectasia (HHT, Osler-Weber-Rendu disease) is the second most common inherited bleeding disorder worldwide, affecting approximately 1 in 5000 people. Development of disease-modifying and efficacious hemostatic agents to treat HHT has fin... | PMID:40662351 | general |
False about malignancy in ulcerative colitis:
Opciones:
A. Mean age is 30 years
B. Anaplastic cancers are common
C. Poor prognosis as compared to sporadic
D. Evenly distributed | La respuesta correcta es C: Poor prognosis as compared to sporadic.
Explicación: Colitis associated colon cancer Arise from flat dysplasia or dysplasia associated lesion or mass Multiple synchronous colon cancer in 12% Mean age: 30 years Distributed uniformly throughout the colon Mucinous or anaplastic cancers are mor... | medmcqa/Surgery/Inflammatory bowel disease | general |
VWF factor deficiency causes:
Opciones:
A. | Platelet adhesion
B. | Factor VIII in plasma
C. Defective platelet adhesion
D. All of the above | La respuesta correcta es D: All of the above.
Explicación: Deficiency of Von willebrand factor (VWF -promote platelet adherence and activation) causes | Platelet adhesion ( |BT ) | Intrinsic pathway activity ( | aPTT) | Factor VIII in plasma C/F Mucosal bleeding - Petechiae /purpura /epistaxis / melena Tissue bleeding... | medmcqa/Pathology/Hematology | lab |
A 34-year-old pregnant woman with unknown medical history is admitted to the hospital at her 36th week of gestation with painful contractions. She received no proper prenatal care during the current pregnancy. On presentation, her vital signs are as follows: blood pressure is 110/60 mm Hg, heart rate is 102/min, respir... | La respuesta correcta es C: Fundal cesarean delivery.
Esta viñeta clínica del USMLE evalúa el conocimiento sobre fundal cesarean delivery en el contexto de hemostasia y trombosis. | MedQA-USMLE/step2&3 | general |
In which of the following uveitic conditions it is contraindicated to put in an intraocular lens after cataract surgery?
Opciones:
A. Fuch's heterochromic cyclitis
B. Juvenile rheumatoid arthritis
C. Psoriatic arthritis
D. Reiter's syndrome | La respuesta correcta es B: Juvenile rheumatoid arthritis.
Explicación: Surgery in patients with associated uveitis
Cataract surgery with IOL implantation has become an increasingly successful surgical procedure in patients who develop a cataract as a consequence of uveitis or its treatment (corticosteroid). Most uve... | medmcqa/Ophthalmology/None | guidelines |
Resume las conclusiones del artículo "Chronic thromboembolic pulmonary hypertension in patients with antiphospholipid syndrome: Risk factors and management." publicado en J Heart Lung Transplant. | BACKGROUND: Antiphospholipid syndrome (APS) may cause chronic thromboembolic pulmonary hypertension (CTEPH). Current knowledge regarding prevalence and risk factors for CTEPH among APS patients is limited. We sought to determine clinical features and biomarkers that could identify APS subjects suffering from CTEPH, and... | PMID:34836752 | general |
Fish is deficient in which of the following nutrients?
Opciones:
A. Iron
B. Iodine
C. Vitamin A
D. Phosphorous | La respuesta correcta es A: Iron.
Explicación: Fish are less in iron. The fat of fish is Rich in vitamin A and D. REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 582 | medmcqa/Social & Preventive Medicine/Nutrition and health | general |
Treatment of type I tyrosinemia is -
Opciones:
A. Niiisinone
B. No treatment
C. Symptomatic
D. Vitamin B complex | La respuesta correcta es A: Niiisinone.
Explicación: Ans. is 'a' i.e., Nitisinoneo Tyrosine is an aromatic amino acid important in the synthesis of thyroid hormone, catecholamines, and melanin. Impaired caiabolism of tyrosine is a feature of several acquired and genetic disorders that may result in elevated plasma tyr... | medmcqa/Medicine/Blood | guidelines |
During moderately intense isotonic exercise all of the following increase except:
Opciones:
A. Mean aerial pressure
B. Hea rate
C. Respiratory rate
D. Total Peripheral resistance | La respuesta correcta es D: Total Peripheral resistance.
Explicación: In mild-to-moderate exercise: There is increase in sympathetic drive. This results in an increase in stroke volume and hea rate, resulting in an increase in cardiac output; increased respiratory drive; dilation of vessels in the active muscles. This... | medmcqa/Physiology/Circulation | general |
The classical triad of amniotic fluid embolism includes except ________
Opciones:
A. Metabolic acidosis
B. Hypotension
C. Hypoxia
D. Severe consumptive coagulopathy | La respuesta correcta es A: Metabolic acidosis.
Explicación: The classical triad of amniotic fluid embolism includes the following: Hypotension Hypoxia Severe consumptive coagulopathy Predisposing conditions: Rapid labor Mecomium-stained aminotic fluid Tears into uterine and other large pelvic veins Older maternal age... | medmcqa/Gynaecology & Obstetrics/General obstetrics | emergency |
A 19-year-old girl comes to the physician for evaluation after a minor motor vehicle collision. While driving down a residential street, a young boy ran out in front of her, chasing after a ball. She applied the brakes of her vehicle and avoided hitting the boy, but then she suddenly experienced generalized weakness th... | La respuesta correcta es B: Sodium oxybate.
Esta viñeta clínica del USMLE evalúa el conocimiento sobre sodium oxybate en el contexto de hemostasia y trombosis. | MedQA-USMLE/step1 | general |
First line therapy in women with Adenomyosis who wants to preserve feility is
Opciones:
A. Combined OC pills
B. Levonorgestrel containing IUCD
C. Ulipristal acetate
D. Hysterectomy | La respuesta correcta es B: Levonorgestrel containing IUCD.
Explicación: AUB-A (Adenomyosis) Recommendations for management of AUB-A For managing adenomyosis-A, it is suggested to consider the age, symptomology (AUB, pain and infeility) and association with other conditions (leiomyomas, polyps and endometriosis) In wo... | medmcqa/Gynaecology & Obstetrics/Disorders of menstruation | guidelines |
Most common cause of sub arachnoid hemorrhage is -
Opciones:
A. Berry aneurysm rupture
B. Post traumatic
C. Hypertensive bleed
D. Coagulation disorder | La respuesta correcta es B: Post traumatic.
Explicación: Ans. is 'b' i.e., Post traumatic Subarachnoid hemorrhage* Although aneurysms are the most common cause of spontaneous subarachnoid haemorrhage, trauma is by far the commonest cause of subarachnoid haemorrhage overall.* In rare cases, a spontaneous aneurysmal hae... | medmcqa/Surgery/Nervous System | general |
¿Cuáles son los hallazgos principales del estudio "May-Thurner syndrome - Are we aware enough?"? | Según el estudio publicado en Vasa (2019 Aug): Iliac vein compression syndrome (May-Thurner syndrome - MTS) is an anatomically variable clinical condition in which the left common iliac vein is compressed between the right common iliac artery and the underlying spine. This anatomic variant results in an increased incid... | PMID:30785369 | general |
¿Cuáles son los hallazgos principales del estudio "Anticoagulating patients with high-risk acquired thrombophilias."? | Según el estudio publicado en Blood (2018 Nov 22): Antiphospholipid syndrome (APS), heparin-induced thrombocytopenia, and paroxysmal nocturnal hemoglobinuria are 3 acquired thrombophilias that carry a high risk of venous and arterial thromboembolism. Management of these conditions has largely included anticoagulation w... | PMID:30463994 | general |
Contrast dye(s) used in MR1:
Opciones:
A. Gadolinium
B. Iodine
C. Myodinium
D. Technitium | La respuesta correcta es A: Gadolinium.
Explicación: Ans: A (Gadolinium) 'The contrast dye used in these MRI Scans is generallygadalinturn as complications are rarer in comparison to the iodine origin dye used for x-rays and CT scans"- mriscans.diniccompare.co. uk/ mri-scan-with-contrast-dye"Technetium : Its short-liv... | medmcqa/Radiology/Ultrasonography, CT, and MRI | emergency |
¿Qué evidencia aporta el estudio de Selby et al. (2016 Feb) sobre tromboembolismo venoso? | BACKGROUND: We prospectively evaluated the safety and efficacy of adding preoperative chemoprophylaxis to our institution's operative venous thromboembolism (VTE) prophylaxis policy as part of a physician-led quality improvement initiative. STUDY DESIGN: Patients undergoing major cancer surgery between August 2013 and ... | PMID:26711793 | general |
¿Qué evidencia aporta el estudio de Mendoza-Ayus et al. (2025 Nov 10) sobre hemorragia? | BackgroundFlow diversion (FD) is increasingly used to treat ruptured intracranial aneurysms (rIA); however, antiplatelet (AP) management remains controversial. Intravenous (IV) GPIIb/IIIa inhibitors provide rapid, reversible platelet inhibition and may reduce hemorrhagic risk. We performed a meta-analysis and reported ... | PMID:41212673 | general |
What are the symptoms of Hydrocephalus obesity hypogonadism ? | What are the signs and symptoms of Hydrocephalus obesity hypogonadism? The Human Phenotype Ontology provides the following list of signs and symptoms for Hydrocephalus obesity hypogonadism. If the information is available, the table below includes how often the symptom is seen in people with this condition. You can use... | MedQuad/symptoms | general |
All the statements regarding crude bih rate are true, except:
Opciones:
A. It is an Indicator of feility
B. It excludes the still bihs
C. It is unaffected by age-distribution
D. It is a better measure of feility than the general feility rate | La respuesta correcta es D: It is a better measure of feility than the general feility rate.
Explicación: General feility rate is a better measure of feility than the crude bih rate, because the denominator is restricted to the number of woman in childbearing age rather than the whole population. Ref: Park's Textbook ... | medmcqa/Social & Preventive Medicine/None | general |
¿Cuáles son los hallazgos principales del estudio "The clinical efficacy of herbal medicines containing leeches in the treatment of coronary heart disease: a systematic review and meta-analysis."? | Según el estudio publicado en Front Pharmacol (2025): BACKGROUND: Coronary heart disease (CHD) is a leading global cause of mortality, contributing to angina, arrhythmia, myocardial infarction, heart failure, and sudden death. Traditional treatments, including antiplatelet drugs, statins, β-blockers, and coronary stent... | PMID:41181591 | general |
Which of the following is recommended in a woman with Antiphospholipid Antibodies and history of prior aboions / still bih.
Opciones:
A. Aspirin only
B. Aspirin + Low molecular weight Heparin
C. Aspirin + Low molecular weight Heparin + Prednisolone
D. No Treatment | La respuesta correcta es B: Aspirin + Low molecular weight Heparin.
Explicación: Answer is B (Aspirin + Low molecular weight Heparin): The recommended treatment for women with recurrent pregnancy loss associated with antiphospholipid syndrome includes combined Aspirin and Heparin therapy. 'In pregnant SLE patients wit... | medmcqa/Medicine/None | dosing |
What are the treatments for Cough ? | The best way to treat a cough is to treat its cause. However, sometimes the cause is unknown. Other treatments, such as medicines and a vaporizer, can help relieve the cough itself.
Treating the Cause of a Cough
Acute and Subacute Cough
An acute cough lasts less than 3... | MedQuad/treatment | emergency |
Resume las conclusiones del artículo "Management of thrombocytopenia and anticoagulant therapy in patients with hematological malignancy on chemotherapy: a binational prospective study (TAT study)." publicado en J Thromb Thrombolysis. | Anticoagulant use in patients with hematological malignancies treated on intensive chemotherapy represents a management challenge because of concomitant thrombocytopenia. This prospective multi-center cohort included 100 patients with hematological malignancies on anticoagulation. The aims of the study were to assess t... | PMID:40095273 | general |
Antiphospholipid antibody detection is indicated in all of the following conditions except:
Opciones:
A. Three or more consecutive first trimester pregnancy losses
B. Unexplained cerebrovascular accidents
C. Early onset severe pre-eclampsia
D. Gestational Diabetes | La respuesta correcta es D: Gestational Diabetes.
Explicación: Indications for antiphospholipid antibody testing during pregnancy includes, adverse pregnancy outcome, recurrent first trimester aboion (>=3), unexplained death of morphologically normal fetus after 10wks of gestation, severe early pre-eclampsia, venous t... | medmcqa/Gynaecology & Obstetrics/None | guidelines |
Among the following the least common cause of acute upper GI bleeding is?
Opciones:
A. Mallory Weiss tear
B. Ulcer
C. Varices
D. Vascular ectasia | La respuesta correcta es D: Vascular ectasia.
Explicación: Source of bleeding Propoion of patients, % Ulcers 31-67 Varices 6-39 Mallory Weiss tears 2-8 Gastroduodenal erosions 2-18 Erosive esophagitis 1-13 Neoplasm 2-8 Vascular ectasia 0-6 No source identified 5-15 | medmcqa/Medicine/Bleeding from the GUT and diseases of esophagus | emergency |
Concentration of methemoglobin to appears cyanosis: (PGI June 2007)
Opciones:
A. 5 gm/di
B. 2gm/df
C. 1.5gm/dl
D. 12 gm/di | La respuesta correcta es C: 1.5gm/dl.
Explicación: Ans. C (1.5 g/dl) "An methemoglobin level of 15% (i.e. 1.5 g/dl) Q is associated with visible cyanosisQ; a level of 70% MHg level is fatal"- Nelson 18th/2033MethemoglobinemiaQ is a condition in which the iron within hemoglobin is oxidized from the ferrous (Fe2+) state... | medmcqa/Physiology/Blood: RBCs, Anemia, and Polycythemia | guidelines |
¿Cuáles son los hallazgos principales del estudio "Safety of menopause hormone therapy in postmenopausal women at higher risk of venous thromboembolism: a systematic review."? | Según el estudio publicado en Climacteric (2025 Oct): OBJECTIVE: Studies have shown that oral estrogen with or without progestogen increases the risk of venous thromboembolism (VTE). Recent data suggest that transdermal estrogen confers little to no increased risk of VTE. There is no systematic review that examines men... | PMID:40488293 | general |
¿Qué evidencia aporta el estudio de Dager et al. (2019 Jan) sobre anticoagulación? | OBJECTIVE: Management of acute, major or life threatening bleeding in the presence of direct acting oral anticoagulants (DOAC) is unclear. In the absence of a specific antidote, or in situations where there is a need for adjunctive therapy, the ideal prothrombin complex concentrate and dose is unclear. The goal of our ... | PMID:30476716 | general |
A Pseudo-obstruction of 35-year-old comes to the emergency department with symptoms of pain in abdomen and bilious vomiting but no distension of bowel. Abdominal x-ray showed no air fluid level. Diagnosis is
Opciones:
A. CA rectum
B. Duodenal obstruction
C. Adynamic ileus
D. Pseudoobstruction | La respuesta correcta es B: Duodenal obstruction.
Explicación: Let's see each option one by one
Adynamic ileus or Paralytic ileus
is seen commonly after abdominal operations, or post inflammatory conditions of abdomen eg Appendicitis, peritonitis, pancreatitis. Metabolic abnormalities are also a cause.
Abdominal dis... | medmcqa/Surgery/None | emergency |
¿Qué evidencia aporta el estudio de Procopio et al. (2022 Jan) sobre anticoagulación? | In major/life-threatening bleeding, administration of timely and appropriate reversal agents is imperative to reduce morbidity and mortality. Due to complexities associated with the use of reversal agents, a clinical pharmacist-driven anticoagulation reversal program (ARP) was developed. The goal of this program was to... | PMID:34097227 | general |
¿Cuáles son los hallazgos principales del estudio "A new global fibrinolysis capacity assay for the sensitive detection of hyperfibrinolysis and hypofibrinogenemia in trauma patients."? | Según el estudio publicado en J Thromb Haemost (2023 Oct): BACKGROUND: Conventional clotting tests are not expeditious enough to allow timely targeted interventions in trauma, and current point-of-care analyzers, such as rotational thromboelastometry (ROTEM), have limited sensitivity for hyperfibrinolysis and hypofibri... | PMID:37207863 | general |
Resume las conclusiones del artículo "Association of annual volume and in-hospital outcomes of catheter-directed thrombolysis for pulmonary embolism." publicado en Catheter Cardiovasc Interv. | OBJECTIVE: We sought to evaluate the association between the institutional volume of catheter-directed thrombolysis (CDT) for pulmonary embolism and in-hospital mortality. BACKGROUND: CDT is an increasingly utilized therapy in patients with intermediate/high-risk PE. However, data on the relationship between hospital v... | PMID:35083846 | general |
Tom Smith arthritis involves
Opciones:
A. Knee
B. Hip
C. Ankle
D. Wrist | La respuesta correcta es B: Hip.
Explicación: Ans. b (Hip) (Ref Maheshwari orthopedics 4th/165)TOM SMITH ARTHRITIS# Septic arthritis of hip joint in infant# Acute onset with rapid abscess formation# Head of femur is cartilaginous at this age and hence rapidly and completely destroyed by the pyogenic process.# Affected... | medmcqa/Orthopaedics/Infection of Bones & Joints | emergency |
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