title: Oncotic aneurysm. Case report.
abstract: The author describes a case of intracerebral and subarachnoid hemorrhage associated with an intracranial aneurysm caused by a metastatic tumor. The aneurysm formation is explained as being result of tumor cells invading the vessel wall while still preserving the arterial circulation.
mesh_terms: D000328:Adult; D001932:Brain Neoplasms / Q000150:complications*; D002277:Carcinoma / Q000150:complications*; D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000209:etiology* / Q000473:pathology; D013345:Subarachnoid Hemorrhage / Q000209:etiology