Cavum septi pellucidi and cavum Vergae
Apr. 25, 2022
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MRI shows multiple cortical petechial hemorrhages on T2-weighted (top panels) and gradient refocused echo (bottom panels) sequences. Arrowheads indicate areas of hemosiderin deposition indicative of prior hemorrhage; arrows show evidence of prior hemorrhage seen on gradient refocused echo but not T2-weighted sequence. (Contributed by Dr. Jeffrey L Saver.)