Postoperative pseudoaneurysm of the superficial temporal artery

Pseudoaneurysms of the superficial temporal artery (STA) are rare lesions. Reported cases typically occur after blunt trauma or penetrating injuries to the scalp along the course of the STA. However, such a complication after cranial surgery has not previously been reported. A 52 year old man initially presented with Hunt and Hess grade 2 subarachnoid haemorrhage. Subsequent cerebral angiography demonstrated a left middle cerebral artery bifurcation aneurysm. The patient underwent a left pterional craniotomy for clipping of the aneurysm. …