BEIJING, CHINA, January 9, 2026 /EINPresswire.com/ — Arteriovenous malformation (AVM) is a vascular disorder in which blood vessels are abnormally formed, causing ...
MRI scans revealed a large, contrast-enhancing cystic lesion. Intraoperative examination identified an angiomatous nodule within the cyst wall, later confirmed to be the source of ongoing hemorrhage.
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