Contrast injection through a microcatheter (arrowhead) with its tip in the internal pudendal artery: opacification of left prostatic gland through an anastomosis from the internal pudendal artery and the left inferior prostatic artery (arrows). Note also the arteriovenous fistula with a large draining vein (large arrows) in the left prostatic site after selective catheterization with opacification of the dorsal penile artery