Pseudo-subarachnoid hemorrhage

You, Je Sung MD
Park, Saehwan MD
Park, Yoo Seok MD
Chung, Sung Pil MD

^aUlsan Fire Department Headquarters, Samsan-dong, Nam-gu, Ulsan 680-814, Republic of Korea
^bDepartment of Emergency Medicine, Yonsei University College of Medicine, Yongdong Severance Hospital, Dogok-dong, Gangnam-gu, Seoul 135-720, Republic of Korea

^* Corresponding author. Department of Emergency Medicine, Yongdong Severance Hospital, Dogok-dong, Gangnam-gu, Seoul 135-720, Republic of Korea. Tel.: +82 2 2019 3030. E-mail address:[email protected]

Received 30 August 2007; accepted 31 August 2007

American Journal of Emergency Medicine 26(4):p 521e1-521e2, May 2008.

The computed tomographic (CT) finding of pseudo-subarachnoid hemorrhage (SAH) mimics that of SAH. In brain swelling due to acute hypoxic anoxic encephalopathy, the increased attenuation in the basal cisterns and subarachnoid spaces on CT scans is a characteristic finding of acute SAH.