Subarachnoid haemorrhage

Case contributed by Dr Aditya Shetty

Presentation

h/o fall from a height. Injury to the head.

Patient Data

Age: young adult
Gender: Male
CT

Plain axial CT scan reveals areas of blood HU noted in the subarachnoid spaces involving the sulcal spaces, Sylvian fissures and all basal cisterns bilaterally.

This is suggestive of a subarachnoid haemorrhage.

Another area of blood HU noted in the left inferior frontal region suggestive of a contusion.

This is a coup-contrecoup injury.

Bone window reveals a fracture of the right parieto-occiptal bone with a subgaleal haematoma surrounding it. Subgaleal haematoma also noted in the left temporal region.

Case Discussion

differential diagnosis: 

  1. Pyogenic leptomeningitis
  2. Leakage of intravenous contrast into the basilar cisterns
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Case information

rID: 25710
Case created: 4th Nov 2013
Last edited: 1st Oct 2015
Inclusion in quiz mode: Included

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