Cerebral Arteriovenous Malformation With Aneurysm: Epidemiology, Clinical Features, and Prognosis

Inclusion Criteria: * Patients diagnosed with cerebral arteriovenous malformation and intracranial aneurysm confirmed by CTA, MRA, and/or DSA; * Availability of complete clinical and imaging data; * Provision of written informed consent by the patient or their legally authorized representative to participate in the study and undergo follow-up; * Not concurrently participating in any other clinical trials that may interfere with the outcomes of this study. Exclusion Criteria: * Previous complete occlusion of the aneurysm and/or arteriovenous malformation prior to enrollment; * Coexistence of other cerebrovascular diseases such as moyamoya disease, cerebral cavernous malformation, cerebral venous sinus thrombosis, etc.; * Absence of DSA imaging data or poor image quality that precludes accurate evaluation of key anatomical and hemodynamic parameters of the AVM and intracranial aneurysm.