Subarachnoid hemorrhage complications
see Aneurysmal subarachnoid hemorrhage complications.
see also Traumatic subarachnoid hemorrhage complications.
Subarachnoid hemorrhage complications such as hydrocephalus and vasospasm are common after angiographically negative subarachnoid hemorrhage. Still, most patients had a favorable outcome. Only acute hydrocephalus was associated with unfavorable outcomes. The high rate of SAH-related complications highlights the need for neurosurgical care in these patients 1)
1)
Achrén A, Raj R, Siironen J, Laakso A, Marjamaa J. Spontaneous angiogram-negative subarachnoid hemorrhage: a retrospective single center cohort study. Acta Neurochir (Wien). 2022 Jan;164(1):129-140. doi: 10.1007/s00701-021-05069-7. Epub 2021 Dec 1. PMID: 34853936; PMCID: PMC8761132.