observations from this series and literature review include ( a ) occasional negative scans , ( b ) visualization of non-giant aneurysms on infused axial scans , ( c ) common asymmetric subarachnoid hemorrhage , ( d ) involvement of the anterior interhemispheric fissure whenever subarachnoid hemorrhage is visualized , ( e ) `` '' typical '' '' septal hematoma in a minority of cases , ( f ) frequent infarction , particularly in the anterior cerebral artery distribution , ( g ) `` '' meningeal hyperemia '' '' seen on post-contrast scans , and ( h ) little correlation between angiographic aneurysm orientation and the location of hemorrhage on ct scan .
C0038525
subarachnoid hemorrhage
C0019080
of hemorr