Diffuse subarachnoid haemorrhage (dSAH)
Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .
Diffuse subarachnoid haemorrhage (dSAH). This is aneurysmal SAH but without angiographic confirmation of aneurysms. Fully referenced neurology checklist.
Features
- This is aneurysmal SAH but without angiographic confirmation of aneurysms
- It has the same bleeding pattern as aneurysmal SAH
Clinical features
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Complications risk
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Outcome
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Synonyms
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References
- Akbik F, Pimentel-Farias C, Press DA, et al. Diffuse angiogram-negative subarachnoid hemorrhage is associated with an intermediate clinical course. Neurocrit Care 2022; 36:1002-1010.
- Al-Mufti F, Merkler AE, Boehme AK, et al. Functional outcomes and delayed cerebral ischemia following nonperimesencephalic angiogram-negative subarachnoid hemorrhage similar to aneurysmal subarachnoid hemorrhage. Neurosurgery 2018; 82:359-364.
- Walcott BP, Stapleton CJ, Koch MJ, Ogilvy CS. Diffuse patterns of nonaneurysmal subarachnoid hemorrhage originating from the Basal cisterns have predictable vasospasm rates similar to aneurysmal subarachnoid hemorrhage. J Stroke Cerebrovasc Dis 2015; 24:795-801.
