Subarachnoid hemorrhage
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In medicine a subarachnoid hemorrhage, is an intracranial hemorrhage that is "bleeding into the intracranial or spinal subarachnoid space, most[ly] resulting from intracranial aneurysm rupture. It can occur after traumatic injuries (subarachnoid hemorrhage, traumatic). clinical features include headache; nausea; vomiting, nuchal rigidity, variable neurological deficits and reduced mental status."[1]
Diagnosis
A subarachnoid hemorrhage should be considered in patients in the emergency room with any of the following features:[2]
- age of 40 or more years
- neck pain or stiffness
- loss of consciousness
- onset of headache with exertion
- arrival by ambulance
- vomiting
- systolic blood pressure >160 mm Hg or diastolic blood pressure >100 mm Hg
References
- ↑ Anonymous (2023), Subarachnoid hemorrhage (English). Medical Subject Headings. U.S. National Library of Medicine.
- ↑ Perry JJ, Stiell IG, Sivilotti ML, Bullard MJ, Lee JS, Eisenhauer M et al. (2010). "High risk clinical characteristics for subarachnoid haemorrhage in patients with acute headache: prospective cohort study.". BMJ 341: c5204. DOI:10.1136/bmj.c5204. PMID 21030443. PMC PMC2966872. Research Blogging.