Radiological Case

Mixed Connective Tissue Iliac Artery Aneurysm With Arteriovenous Fistula

Ryan Alexander, DO; Magda Rizer, DO; Robert Beasley, MD


Appl Radiol. 2016;45(5):38-39. 

In This Article

Case Summary

A 66-year-old man with a past medical history significant for mixed connective tissue disease who initially presented to the emergency department with left lower extremity edema and erythema of one-month duration that worsened over the last day. There was no history of trauma. He was hemodynamically stable with bilateral palpable lower extremity pulses. There was an abdominal bruit and pulsatile abdominal mass on physical examination. He had chronic unilateral sensorineural deafness. Complete blood count, electrolytes, lactic acid and lipid panel were within normal limits. He had a pertinent family history for a mother who died of a ruptured abdominal aortic aneurysm at 70 years old.