Superficial anal fistula. Unlike the other types of fistulas, this type starts inside the anus but travels around the sphincter muscles, then curves back down and exits through the skin.
UHhospitals.org Background Dural arteriovenous fistulas (DAVFs) at the craniocervical junction are uncommon but clinically important abnormalities. Objective To investigate the clinical ...
partners.org Purpose To evaluate the efficacy of n-butyl-2-cyanoacrylate (Trufill n-BCA) versus ethylene vinyl alcohol copolymer (ONYX) for the embolization of cranial dural arteriovenous fistulas ...