Modality: CT
Non-aneurysmal pe...
Axial non-contrast
Non-aneurysmal perimesencephalic SAH
Modality: CT (non-contrast)

- “ Non-aneurysmal perimesencephalic haemorrhage is a distinct type of subarachnoid haemorrhage where the source of bleeding is venous. Blood is confi...”

Used in the following articles:

  • Subarachnoid haemorrhage - “ Subarachnoid haemorrhage (SAH) is one of the types of extra-axial intracranial haemorrhage and denotes the presence of blood within the subarachno...”
  • Perimesencephalic subarachnoid haemorrhage - “ Perimesencephalic subarachnoid haemorrhage (PMSAH) is a distinct pattern of subarachnoid haemorrhage (SAH), which is centred on the basal cisterns...”

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