title: An aneurysm of the proximal anterior cerebral artery at the olfactory bulb.
abstract: The authors report a very rare case of ruptured intracranial aneurysm at the olfactory bulb. The aneurysm was located at the tip of an abnormal loop of the proximal anterior cerebral artery and was buried in the olfactory sulcus. Preoperative examination revealed hyposmia.
mesh_terms: D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000175:diagnosis* / Q000601:surgery; D008875:Middle Aged; D009830:Olfactory Bulb; D012422:Rupture, Spontaneous