Fistulography for fistula-in-ano: Is it useful?

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In order to assess fistulography for anal fistula, 25 fistulograms were reviewed. The results as for extensions and internal openings were compared with the surgical findings. Fistulograms were correct in only 16 percent. False-positive results occurred in 10 percent. Fistulography is inaccurate and unreliable.

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