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MRI of brain showing ventriculomegaly.
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A t-map showing regions of the brain activated more in controls (in blue) compared to regions activated more in individuals with ASD (in red) during the crossmodal emotion matching. The activation differences are visible from x = −43 (left hemisphere).
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MRI brain T2-weighted image showing left fronto-parietal subdural hematoma
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Axial CT of brain showing calcification of falx cerebri.
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A brain magnetic resonance imaging scan (T2 image) showing high-signal intensity in the occipital cortex on both sides (arrows), with no definite diffusion restriction.
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Diffusion-weighted axial magnetic resonance imaging brain image showing no abnormalities.
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A picture (taken with a smartphone) of the child’s Brain CT showing an obvious cystic mass in the right fronto-temporal region and seemingly enlarged ventricles.
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MRI of the brain upon admission: axial FLAIR image at the level of the occipital region showing symmetric high-signal intensity changes involving the cortical gray matter and the subcortical white matter of both occipital lobes. A prominent ventricular dilatation is also noted.
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In axial CT image, right thalamus can be seen in normal localization
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Anterior segment optical coherence tomography (OCT) image focused on the anterior chamber. Measurement of the central anterior chamber depth (ACD) is taken along the central vertical line of the anterior chamber, which is slightly temporal to the fixation line.
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MRI brain (coronal section) showing empty sella
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Axial brain MRI in FLAIR sequence showing abnormal signals in sigmoid sinus.
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In this T2-weighted magnetic resonance image with contrast, an almond-shaped hyperintense lesion can be seen in the right midbrain adjacent to the aqueduct of Sylvius. The eyes are in right gaze
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Initial brain computed tomography that shows acute and chronic subdural hemorrhage over the right cerebral hemisphere that cause a right-to-left midline shift and intraventricular hemorrhage in both lateral ventricles.
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Left carotid angiogram after left superficial temporal artery-middle cerebral artery double anastomosis, and trapping of the aneurysm were performed, lateral view. It showed the well-revascularized superior trunk via the superficial temporal artery (arrow).
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Brain MRI T1-WI axial plane of a patient with ephedrone encephalopathy at midbrain level: increased signal intensity in cerebral peduncles.
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Axial brain ct showing pineal gland calcification
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MR images (Diffusion image) revealed small infarction at the left thalamus and the posteromedial of left thalamus.
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MRI axial FLAIR with increased signal intensity at the medial temporal lobe (arrow).
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Magnetic resonance imaging scan of the temporal bone. Axial view demonstrating giant mass eroding the mastoid and petrous temporal bones.
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MRI of the brain (sagittal view) shows a large right cerebellar ring-enhancing lesion indicated by the arrow.MRI of the brain from the side (sagittal view) shows a large ring-enhancing mass in the cerebellum, which is seen as an irregular oval-appearing lesion with a bright white outline and is indicated by the arrow.... | |
Developing ossicone of the juvenile giraffe.CT-scan section through the middle of the left ossicone. The ossicone of the juvenile giraffe is porous and highly trabeculated at the base. This texturing and the connective tissue lens underlying the developing ossicone, have been used to hypothesize that the ossicone deve... | |
Post-contrast coronal T1-weighted sequence in a 35-year-old woman with headaches demonstrates a homogenously enhancing extra axial mass within the right middle cranial fossa with a broad dural tail (arrow) extending along the sphenoid wing and around the lateral aspect of the right frontal lobe. The mass results in su... | |
MRI (coronal view) showed the tumor in the right infratemporal fossa with intracranial extension and invasion of the maxillary sinus and mandible.
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The brain lesion almost disappeared 2 mo after the ACNU chemotherapy (red arrow).
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Case 1. A non-contrast head computed tomography reveals left epidural air and fluid collection along the frontotemporal convexity, slit-like ventricles, and mild left to right midline shift. Not shown is decreased patency of basal cisterns and an oblong midbrain.
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A 3-month-old patient. Sagittal T1-weighted MRI slice, without contrast, showing craniofacial disproportion with a microcephalic aspect, together with occipital prominence and cutis verticis gyrata (arrowheads). Note also the confluence of the enlarged dural venous sinuses and the heterogeneous material (arrow).
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T2 weighted imaging of brain showing acute infarct of left capsuloganglionic region.
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Strategic infarct dementia type of vascular dementia on T2-weighted brain MRI.
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Brain lesion in computed tomography (CT). Low-density areas (arrows) in the right putamen and temporal lobe are observed.
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Axial images of Computed Tomography (CT) of brain showing bilateral hypodensities of the caudate nuclei.
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Brain CT in axial section, bone window showing a post-traumatic bone embedment of the external table of frontal sinus (star) filling and marked thickening of the soft opposite parts (arrow)
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An anteroposterior radiograph of needle placement for third occipital nerve, C3-4, and C4-5 medial branch radiofrequency ablation.
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Sagittal T2-weighted magnetic resonance image showing descent and distortion of the brainstem and obliteration of the basal cisterns.
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Contrast-enhanced cerebral CT following a stroke during infective endocarditis. Contrast cerebral CT shows enhancement of the cortical layer, which suggests a breakdown of the blood-brain barrier (white arrow)
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Magnetic resonance imaging (axial view) of brain showing a 4 × 4 cm heterogeneous mass in the left cerebellar hemisphere associated with edema (the third case).
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CT scan of the brain; hemorrhagic infarction and peripheral edema in the left posterior parietal and the temporal lobes
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T2 weighted magnetic resonance imaging showing Chiari III malformation with occipital encephalocoele, herniated cerebellar tonsils along with tectal beaking
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Venous brain MRI performed at second day with filling failure from left transverse sinus to ipsilateral jugular vein due to a cerebral venous sinus thrombosis.
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MRI axial FLAIR at time of second diagnosis of herpes simplex encephalitis with increased signal intensity in the medial temporal lobes, right greater than left.
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Axial T2-weighted MRI image showing a signal void brain lesion in the left trigone area. The surrounding vasogenic edema is well demonstrated.
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T2-weighted magnetic resonance imaging showing cyst lesion in the occipital region with herniation of the cerebellum into the cyst
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(C) CT scan of orbit shows proptosis, hypoechoic lesion with hyperechoic borders localized in preseptal tissues and anterior orbit with surrounding preseptal soft tissue swelling extending nasally and temporally
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A 25-year-old woman presenting with headache and fever. Enhanced CT scan shows a ring contrast enhancement mass of the right basal ganglia in association with a brain abscess. The etiological research revealed multiple PAVMs and mucocutaneous telangiectasis consistent with HHT
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T1-weighted coronal MRI pituitary – view at presentation showing large 48×52×28 mm midline hypervascular cystic sellar mass causing significant brain oedema and extending into the suprasellar region with cavernous sinus invasion and chiasmal compression.
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Pre-operative temporal bone CT scan of case 1.
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Brain MRI (sagittal plane) showing normal size of the pituitary.
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Follow-up computed tomography scans 2 weeks later improving state of brain swelling and midline shift to right side.
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Axial unenhanced CT scan of the brain shows numerous calcified sub ependymal nodules
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Magnetic resonance imaging (MRI) of the brain showing pontine infarct (circle) and severe micrognathia (arrow).
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Mid-sagittal T2w reference image of the rabbit brain: the vertical lines indicate the level of the transverse images in Figs. 5, 6, 7, 8, 9, 10, 11, 12 and 13
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Hyperintense lesion on T2 at the midbrain peduncle, mimicking a mesencephalic tumor
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Axial computed tomography scan of the brain at day nine after presentation. There are contrast enhancement of (a) the right caudate nucleus, (b) the right medial geniculate nucleus and thalamus, and (c) the cerebellar tentorium. These enhancements are consistent with tuberculomas and leptomeningeal infiltration by Myc... | |
MRI of the brain revealed prominent bilateral enhancing parietal-occipital lesions on FLAIR and T2 sequences and small areas of hyperintensity in the left periventricular white matter on diffusion-weighted images.
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MRI brain with contrast; T1 coronal sequence revealing a mass in the carotid spaces with cephalocaudad dimension of approximately 50–60 mm. The caudad margin of the mass begins approximately 15–20 mm superior to the carotid bifurcation. The mass extends cephalad through the jugular foramen and left aspect of the basil... | |
Animal PET-CT image of [18F]CFT accumulation in the brain of rats. Data were collected for 2 to 120 min post injection.
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Fundus image of right eye with overlaid ETDRS 9 Region Map. Regions numbered for use in data analysis. For left eyes the region numbers were horizontally mirrored to maintain naso-temporal classification.
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Axial T2-weighted MR of brain demonstrates hyperin-tense signal of central pons with peripheral sparing
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T2 fluid-attenuated inversion recovery images showing hyperintensity in the temporal lobe left more than right in a patient with herpes simplex encephalitis
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Axial T2 weighted MR image of the brain at the level of the basal ganglia. There is symmetric hypointensity of the thalami (straight arrow) as well as hyperintensity of the posterior limbs of internal capsule (curved arrow). Cerebral atrophic changes also noted with rounded horns of lateral ventricles. Normal variant ... | |
Temporal bone CT-scan without contrast (bone window, axial view). A lytic-expansile mass isodense with the brain is seen in the left jugular foramen that has eroded the petrous apex and the osseous septum between the carotid canal and this foramen. Opacity of the left tympanic cavity and mastoid air cells is also seen... | |
T1 AX FLAIR (brain MRI with and without contrast). Red arrow indicating debris layering in the left ventricle.
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Axial CT of the brain revealed left-sided posterior fossa hyperdense mass compressing the fourth ventricle and brainstem.
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Computed tomography (CT) scan of brain on post-operativeday 1 demonstrating the catheter tip just above the level of the sellaturcica. Arrow points to catheter tip
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Positron emission tomography/computed tomography examination.Notes: The left external auditory canal exhibited no abnormal density mass levels, with the exception of the radioactive uptake shadow in the local regions of the thickened soft tissue in the temporal region, which were equivalent to the local bone thinning ... | |
CT axial image of the brain showing high density in the basilar artery (arrow) suggestive of thrombosis. CT, computed tomography; BA, basilar artery.
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CT image of the brain after lung biopsy with signs of cerebral air embolism, typically visible as subcortical serpentiform formations with negative Hounsfield units.
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High-resolution anatomic magnetic resonance image (MRI) of the brain of a conscious mouse. This demonstrates the feasibility of conducting MRI analyses in awake mice serving as models for various aspects of human alcoholism.NOTE: The image is a T2-weighted image obtained using a 11.75 T Bruker wide-bore animal scanner... | |
Horizontal virtual sections of the skull of various gorgonopsian basicrania at different ontogenetic stages.Notice, for example, the wide separation between the basipostsphenoid and the parasphenoid-basipresphenoid complex in GPIT/RE/7124 (A) versus the condition in GPIT/RE/7119 (B). Abbreviations: bocc, basioccipital... | |
Shape data used in this study. Localization of the landmarks (circles) and semi‐landmarks (stars) used to define cranium and mandible shapes of mammals. Cranium landmarks 1, 2, 3, 4, 5, 6, 7, 8, and 9 corresponded, respectively, to landmarks 10, 11, 22, 23, 24, 26, 27, 7 and 33 previously defined by Marcus et al. (200... | |
MRI FLAIR of a patient with limbic encephalitis and positive NMDAR antibodies in the CSF. Increased signal intensity is seen in the bilateral medial temporal lobes and hippocampi.
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Axial Post enhanced CT scan shows left temporal lobe complex mass with peripheral thick nodular enhancement
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Non-enhanced brain CT scan shows low density acute infarct with gyral swelling of right insula and temporal lobe.
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Preoperative Head MRI (blue arrow - orbital cellulitis, red arrow - sinusitis, yellow arrow - brain abscess)
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A cutaway view of a Thy1-YFP-3204 mouse brain imaged at a wavelength of 900 nm with a coronal spacing of 100 μm and an xy resolution of 1.2 μm.
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Sixteen fiducial points, shown by the Landmarks plugin in the 3d panel of the WHS12 template, overlaid on the mid-saggital T1 slice. Semi-occluded markers are highlighted on mouse hover. Abbreviations: CM Cerebellum middle, KM Cortex middle, PM Pontine nucleus middle, HM Hippocampus middle, IP Interpeduncular nucleus ... | |
T 1 -weigthed images of the brain of a 9LGS bearing rat 1 day after intravenous injection of AGuIX nanoparticles.
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Brain MRI: T2-weighted images (TR/TE 4000/99) showed multiple sites empty signal mainly in the left basal ganglia and ipsilateral lunate center in as in the presence of collateral vessels.
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Axial T1-weighted image after administration of gadolinium demonstrating peripheral nodular enhancement of right parietal mass.
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Main interface of the spatio-temporal analyzer for motion and physiologic study (STAMPS)
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Magnetic resonance imaging-scan; a 2 cm × 1.7 cm × 2.4 cm sharp defined hypointense suspect mass of 7 mm diameter was detected lateral to the right lateral pterygoid muscle and medial to the right temporal muscle
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Cerebral scan that revealed hypodensity of left temporal area.
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Representative sample of biparietal diameter from Ghana Randomized Air Pollution and Health Study (GRAPHS) participant.
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Contrast-enhanced computed tomography of the brain, orbit, and paranasal sinuses.Notes: This image showed mucosal thickening of the right ethmoidal sinus (yellow arrow) and fluid in the right sphenoidal sinus (red arrow), compatible with sinusitis.
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Ischaemic focus in left brain hemisphere.
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Brain magnetic resonance imaging (horizontal) indicating a solid mass in the left temporal lobe.
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Posterior-Anterior X-ray subtraction angiogram obtained during tracer injection via a guide catheter placed in the right CCA in a macaque. Major cerebral vessels are annotated: CCA-common carotid artery, ECA-external carotid artery, ICA-internal carotid artery (supplying the brain), MCA-middle cerebral artery, M1-bran... | |
Axial brain magnetic resonance image shows multiple infarcts (arrows).
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The contrast-enhanced CT scan showing a hyperdense, well-demarcated lesion with peripheral calcification in the left frontal lobe
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Computed tomography scan of the brain 72 hours after admission.
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MRI brain after administration of mdc nuanced impregnation of the meninges in the cerebellar lobe in some places shows micro nodular appearance (case 4)
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Computed tomography brain demonstrating cerebral air emboli.
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Multicompartmental trauma in a patient with moderate traumatic brain injury. Multifocal hyperdense acute subarachnoid hemorrhages along the anterior frontal lobes and within the posterior right sylvian fissure (short arrow), small bifrontal convexity mixed density subdural hematomas (arrowheads), and a hypodense left ... | |
MRI brain with contrast; T1 coronal sequence demonstrating a mass close to the external auditory canal with diffuse minimal somewhat heterogeneous enhancement.
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MRI image of a metastatic brain tumor from lung cancer in the deep right parietal lobe. Has been reproduced.11
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Brain magnetic resonance images of fluid attenuation inversion recovery sequence obtained in a 42-year-old female with systemic lupus erythematosus on immunosuppression, pulsed with steroids, demonstrates marked vasogenic edema involving the cerebellar white matter
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Magnetic resonance imaging brain and carotid angiograph
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Brain MRI changes in a 4-year-old boy with propionic academia
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Brain MRI of GP Bilateral lesion of the occipital cortex, slightly greater on the right side, with involvement of the adjacent parietal lobes.
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MRI image of the brain in an axial view showing the “post-contrast FLAIR image”. Note the abnormal lesions (circled) in the per ventricular area do not show any enhancement with contrast injection.
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