Popliteal arteriovenous fistula: post traumatic (on ultrasound)
Penetrating injury by knife to popliteal region - about 1 wk back. Local suturing done. Now local bruit.
Loading Stack -
0 images remaining
There is a hypoechoic tract from skin to artery.
There is a fistula between popliteal artery and vein; measuring about 2.5 mm.
There is no thrombosis of artery or vein.
Short venous segment caudal to fistula is dilated.
Tract passes just lateral to tibial nerve. Nerve is intact.
Findings of post-traumatic arteriovenous fistula in popliteal fossa.