Thigh AV Fistula secondary to prior stab wound ThrowbackSonoThursday-20+ years ago. Male prox ant thigh pain, swelling. Stab wound 2 months ago-never treated. Focused prox DVT negative. Sag over FA. Diagnosis? Answer: AV Fistula. Dr. Robert Jones @RJonesSonoEM #Thigh #AVFistula #Fistula #clinical #ultrasound #trauma #color #doppler