These aneurysms result from tumor invasion of the vessel wall followed by tumor embolism . They usually occur as a result of a myxoma in the left atrium. The middle cerebral artery is most commonly involved.
Can you explain what intracranial aneurysms are?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: Can you explain what intracranial aneurysms are? [/INST] \n These aneurysms result from tumor invasion of the vessel wall followed by tumor embolism . They usually occur as a result of a myxoma in the left atrium. The middle cerebral artery is most commonly involved.</s>