First inspect the non-infected healed fistula with its previously inserted seton. Probe the fistula through its external opening and perform a digital rectal examination.
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Exploring and inspecting the fistula
![Exploring and inspecting the fistula]()
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Excising the external fistula opening
Now start with the funnel-shaped excision of the fistula along its track. ... - Operations in gener
Now start with the funnel-shaped excision of the fistula along its track. ... - Operations in gener
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