Inferior Mesenteric Arteriovenous Fistula Eight Years after Sigmoidectomy.

Inferior mesenteric arteriovenous fistula

Arteriovenous fistula (AVF) involving the inferior mesenteric artery and vein is very rare with only 33 cases described in the literature and may be of congenital or acquired (iatrogenic or traumatic) or idiopathic etiology. The pathophysiology of AVF that acts as a left-to-right shunt has accounted for clinical signs and symptoms associated with ischemic colitis, portal hypertension, and heart...

Mesenteric arteriovenous fistula after a gunshot wound.

Inferior mesenteric arteriovenous fistula with nonpulsatile abdominal mass

RATIONALE Inferior mesenteric arteriovenous fistula (IMAVF) is a rare condition principally characterized by portal hypertension and ischemic bowel disease. Up to now, only 30 cases have been reported. Presented here is an IMAVF patient with nonpulsatile abdominal mass as the main manifestation. PATIENT CONCERNS A 62-year-old Chinese male who complained of abdominal discomfort for a month was...

Post-traumatic arteriovenous fistula reporting with haematuria after 25 years.

A case of post-traumatic arteriovenous fistula in the left thigh is reported 25 years after injury with haematuria. The patient had sustained bullet injury in his left thigh in 1986. Clinically, he had thrill and bruit in his left thigh and groin. Ultrasound abdomen and pelvis revealed a vascular mass in the left side of urinary bladder. CT angiography showed communication between left superfic...

Superior Mesenteric Arteriovenous Fistula Presenting with Massive Lethal Upper Gastrointestinal Bleeding 14 Years after Small Bowel Resection.

BACKGROUND Arteriovenous fistulas (AVFs) of the superior mesenteric vasculature are rarely encountered. We present a case of an iatrogenic superior mesenteric AVF in a patient who had undergone a small bowel resection 14 years previously. CASE REPORT The 45-year-old male was admitted with bloody diarrhea, fatigue, weight loss and moderate ascites. On the fifth hospital day, while being evalua...