Rectal Arteriovenous Malformation Mimicking a Submucosal Tumor: Successful Long-Term Outcome After Transcatheter Arterial Embolization With N-Butyl-2-Cyanoacrylate-Lipiodol
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Rectal arteriovenous malformations (AVMs) are rare vascular anomalies that pose diagnostic challenges because they may resemble submucosal tumor-like lesions. A 54-year-old man presented with recurrent hematochezia, and a colonoscopy revealed a protruding lesi... ...
