Endoscopic Ultrasound. As a substitute to MRI that generates related pictures, an endoscopic ultrasound goes within your anus with a very small lighted digital camera as well as a tiny ultrasound probe. Recurring fistula. An anal fistula may come back immediately after surgical treatment if it doesn’t mend wholly. This https://directory-expert.com/listings13548648/the-fistula-treatment-diaries