Sandbox: Difference between revisions
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| Preferable projection ||colspan=2| Coronal plane at the level of the posterior commissure of the brain. | | Preferable projection ||colspan=2| Coronal plane at the level of the posterior commissure of the brain. | ||
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| Modality in this example || | | Modality in this example || CT || MRI | ||
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| CSF spaces over the convexity near the vertex (red ellipse) || Narrowed convexity ("tight convexity") as well as medial cisterns || Widened vertex (red arrow) and medial cisterns (green arrow) | | CSF spaces over the convexity near the vertex (red ellipse) || Narrowed convexity ("tight convexity") as well as medial cisterns || Widened vertex (red arrow) and medial cisterns (green arrow) | ||
Revision as of 20:49, 7 December 2022
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| Normal pressure hydrocephalus | Brain atrophy | |
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| Preferable projection | Coronal plane at the level of the posterior commissure of the brain. | |
| Modality in this example | CT | MRI |
| CSF spaces over the convexity near the vertex (red ellipse) | Narrowed convexity ("tight convexity") as well as medial cisterns | Widened vertex (red arrow) and medial cisterns (green arrow) |
| Callosal angle (blue V) | Acute angle | Obtuse angle |
| Most likely cause of leucoaraiosis (periventricular signal alterations, blue arrows) | Transependymal cerebrospinal fluid diapedesis | Vascular encephalopathy, in this case suggested by unilateral occurrence |