“…The presence of priapism among some patients with acute aortocaval fistula has also been described. 11 , 12 , 13 An ALRVAF may present with hematuria, renal impairment, abdominal, groin or left flank pain, 6 owing to the effect of venous hypertension in the left kidney. The clinical triad of pulsatile abdominal mass, hematuria, and continuous abdominal bruit is most suggestive of either ALRVAF or aortocaval fistula.…”