‹ Knowledge base
Browse the corpus
Walk the evidence base by book and chapter — the raw source passages that ground Ask, Differential, and the rest.
1 passage
contentuptodate· Content· item f0_26_431
©2013 UpToDate ® Print Email Injection of fibrin glue into the anal fistula A catheter is inserted through the external opening and is gently advanced into the internal opening. A seal of fibrin is injected as the catheter is withdrawn. Courtesy of Bradley J Champagne, MD.