Case List History Objectives Radiology Images Questions COLORECTAL DISEASE Case #9 - 28 year old male presents with purulent drainage DISCUSSION QUESTIONS: 5.) What anatomy must you consider in the diagnosis and management of anal fistula? Anal glands empty through ducts that open into anal crypts at the dentate line. This will be the likely site of the internal opening of the fistula track. The relation of the fistula track to the internal and external sphincter muscles is also important in planning management.
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