Perimesencephalic subarachnoid hemorrhage

Case contributed by Dr Saqba Farooq

Presentation

Acute onset of severe headache.

Patient Data

Age: 50 years
Gender: Male

Prepontine and right ambient cisternal subarachnoid hemorrhage.

Case Discussion

Non-aneurysmal perimesencephalic hemorrhage is a distinct type of subarachnoid hemorrhage where the source of bleeding is venous. Blood is confined to the basal cisterns around the midbrain.

Cerebral angiogram is negative for an aneurysm.

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Case information

rID: 10489
Published: 16th Aug 2010
Last edited: 17th May 2019
Inclusion in quiz mode: Included

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