Sandbox: Difference between revisions
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| Modality in this example || [[CT scan|CT]] || [[Magnetic resonance imaging|MRI]] | | Modality in this example || [[CT scan|CT]] || [[Magnetic resonance imaging|MRI]] | ||
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| CSF spaces over the convexity near the vertex (red ellipse | | 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]] | | Callosal angle (blue V) || [[Acute angle]] || [[Obtuse angle]] | ||
|- | |- | ||
| Most likely cause of [[leucoaraiosis]] (periventricular signal alterations, blue arrows | | Most likely cause of [[leucoaraiosis]] (periventricular signal alterations, blue arrows) | ||
| Transependymal [[cerebrospinal fluid]] diapedesis | | Transependymal [[cerebrospinal fluid]] diapedesis | ||
| Vascular encephalopathy, in this case suggested by unilateral occurrence | | Vascular encephalopathy, in this case suggested by unilateral occurrence | ||
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Revision as of 20:48, 7 December 2022
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| Normal pressure hydrocephalus | Brain atrophy | |
|---|---|---|
| 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 |