In nontraumatic acute headache in the ED, the Ottawa and Emerald rules have high sensitivity but low specificity for SAH.

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Bibliographic Details
Title: In nontraumatic acute headache in the ED, the Ottawa and Emerald rules have high sensitivity but low specificity for SAH.
Authors: Long B; University of Virginia Medical Center, Charlottesville, Virginia, USA (B.L.).
Corporate Authors: ACP Journal Club Editorial Team at McMaster University
Source: Annals of internal medicine [Ann Intern Med] 2025 Oct; Vol. 178 (10), pp. JC119. Date of Electronic Publication: 2025 Oct 07.
Publication Type: Journal Article
Journal Info: Publisher: American College of Physicians--American Society of Internal Medicine Country of Publication: United States NLM ID: 0372351 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1539-3704 (Electronic) Linking ISSN: 00034819 NLM ISO Abbreviation: Ann Intern Med Subsets: MEDLINE
Database: MEDLINE Ultimate
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Description
ISSN:1539-3704
DOI:10.7326/ANNALS-25-03716-JC