Neuroradiology On the Net
A isointense on T1-WI blog
mercoledì 30 dicembre 2009
Labyrinthine ossificans
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Findings On the left, there is severe ossification and encroachment of the cochlea with extension to the vestibule and semicircular canals, ...
lunedì 28 dicembre 2009
Colloid cyst
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Findings The CT of the paranasal sinus shows a circumscribed hyper dense homogenous mass at midline anterior to third ventricle. The MRI of ...
giovedì 24 dicembre 2009
Pituitary stalk interruption syndrome (PSIS)
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Findings Figure 1: Coronal T1-weighted non-contrast of the pituitary gland demonstrates complete absence of the anterior pituitary gland. T...
martedì 22 dicembre 2009
Extramedullary hematopoiesis
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Findings There are at least three non-enhancing T1 mildly hypo intense, T2 hypo intense masses in the posterior epidural space of the mid th...
mercoledì 16 dicembre 2009
Multiple cavernous malformations (AKA cavernomas) with associated large hemispheric developmental venous anomaly (AKA DVA or venous angioma)
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Findings CT head: Multiple areas of intracranial hemorrhage in the left hemisphere. There is thrombosis of the superior sagittal sinus and...
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venerdì 11 dicembre 2009
Squamous cell carcinoma of the external auditory canal
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Findings Figure 1, Figure 2, Figure 4, Figure 5 are axial and coronal T1 and T2 weighted images respectively. Figure 3 and Figure 6 are post...
martedì 8 dicembre 2009
Right cerebellar encephalomalacia
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Findings There is increased signal in the right cerebellar hemisphere on T2 weighted images. On FLAIR images, there is decreased signal aris...
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