Journal article
Sensitivity of computed tomography performed within six hours of onset of headache for diagnosis of subarachnoid haemorrhage: prospective cohort study
Abstract
OBJECTIVE: To measure the sensitivity of modern third generation computed tomography in emergency patients being evaluated for possible subarachnoid haemorrhage, especially when carried out within six hours of headache onset.
DESIGN: Prospective cohort study.
Authors
Perry JJ; Stiell IG; Sivilotti MLA; Bullard MJ; Émond M; Symington C; Sutherland J; Worster A; Hohl C; Lee JS
Journal
The BMJ, Vol. 343, No. jul18 1,
Publisher
BMJ
Publication Date
July 18, 2011
DOI
10.1136/bmj.d4277
ISSN
0959-8138