Subarachnoid Hemorrhage

History: 60 year old male with severe headache. This is a case of subarachnoid hemorrhage. Typically sudden onset non-traumatic subarachnoid hemorrhage is the result of a ruptured cerebral aneurysm, however, in this case the distribution of subarachnoid hemorrhage is not typical for a ruptured aneurysm, and may be related to other causes such as supratherapeutic…

radiologypics

January 31, 2013

1–2 minutes

headache, neuro

History: 60 year old male with severe headache.

Axial CT scan of the head without contrast reveals multiple regions containing hyperdense material layering within the sulci of the right frontal lobe and left parietal lobe. — **Subarachnoid hemorrhage:** Axial CT scan of the head without contrast reveals multiple regions containing hyperdense material layering particularly within the sulci of the right frontal lobe and left parietal lobe.

This is a case of subarachnoid hemorrhage. Typically sudden onset non-traumatic subarachnoid hemorrhage is the result of a ruptured cerebral aneurysm, however, in this case the distribution of subarachnoid hemorrhage is not typical for a ruptured aneurysm, and may be related to other causes such as supratherapeutic anticoagulation.