Thrombosed berry aneurysm

Case contributed by Dr David Cuevas

Presentation

Headache.

Patient Data

Age: 40 years
MRI

Partially thrombosed left MCA berry aneurysm is seen as a heterogeneous rounded structure with blood products resulting in a signal drop. The MRA shows the non-thrombosed part of the aneurysm located in the communicant posterior cerebral artery causing mass effect on the midbrain.

4 months later

CT

A CT performed 4 months after, shows a decrease in size.

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