Anal fistula infectedUploader: Finn 8 days ago Subscribe 3767
A staged fistulotomy implies that a portion of the sphincter mechanism is divided at the first operation, a marking loose seton is placed around the remaining portion of the external sphincter involved in the fistula. Specific infections related to oxyuris vermicularis, tuberculosis, or fungal infections are relatively uncommon and of historic interest. The procedures used to diagnose internal fistulas include: Fistulas can also form between the:. By keeping the fistula open, it can drain and the infection can be treated with medication. If an abscess is suspected, but cannot be diagnosed with certainty due to patient's resistance, examination under anesthesia EUA must be arranged as soon as possible.