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*In the [[forensic pathology|forensic]] context ''SAH'' alone is not good enough. | *In the [[forensic pathology|forensic]] context ''SAH'' alone is not good enough. | ||
**One needs to determine the cause, e.g. ruptured [[berry aneurysm]] ''or'' laceration of left vertebral artery. | **One needs to determine the cause, e.g. ruptured [[berry aneurysm]] ''or'' laceration of left vertebral artery. | ||
DDx: | |||
*Trauma - most common, see section below. | |||
*Ruptured [[berry aneurysm]] ~80% of non-traumatic SAH.<ref>{{Cite journal | last1 = Ingelmo Ingelmo | first1 = I. | last2 = Fàbregas Julià | first2 = N. | last3 = Rama-Maceiras | first3 = P. | last4 = Hernández-Palazón | first4 = J. | last5 = Rubio Romero | first5 = R. | last6 = Carmona Aurioles | first6 = J. | title = [Subarachnoid hemorrhage: epidemiology, social impact and a multidisciplinary approach]. | journal = Rev Esp Anestesiol Reanim | volume = 57 Suppl 2 | issue = | pages = S4-15 | month = Dec | year = 2010 | doi = | PMID = 21298906 }} | |||
</ref> | |||
*[[Arteriovenous malformation]] and other vascular anomalies. | |||
====Traumatic SAH==== | ====Traumatic SAH==== |
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