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Thrombosed PICA aneurysm

Case contributed by Roberto Schubert
Diagnosis certain

Presentation

Headaches, neck stiffness.

Patient Data

Age: 70
Gender: Male
mri

Large aneurysm medial to the left VA, indenting the medulla.  Dark center on both weightings due to susceptibility artifacts of the blood clot. Faint peripheral enhancement after Gd.

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