Ruptured intracranial dermoid cyst
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Small hyperintense signal area is seen on the T1W images in the right supra-sellar region, which shows hyper to intermediate signal on the T2W images.
Multiple small T1W hyperintense signal area seen in the right sylvian fissure, subarachnoid spaces at right fronto-temporal region and right supra-sellar cistern.
These findings most likely represent small dermoid cyst with ruptured into the subarachnoid spaces.