Anorectal abscess
ICD-10 K61 · ICD-11 DB70.01

Treatment of Anorectal Abscess: Intersphincteric Location

Clinical Scenario

This protocol addresses anorectal abscess arising in the intersphincteric plane — a presentation defined by the abscess forming between the internal and external anal sphincters. The intersphincteric location determines both the diagnostic approach and the surgical route required for effective drainage.

Specific Situation

The abscess is confined to the intersphincteric space. This anatomical position distinguishes it from more superficial or deeper perianal collections and dictates a targeted surgical strategy to achieve adequate drainage while preserving sphincter integrity.

Treatment Approach (overview only)

Management centres on surgical drainage via a route specific to the intersphincteric location. The approach involves access through the intersphincteric groove or the anal canal…

Full surgical detail, decision criteria, and technique are in the complete protocol →
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References

DOI: 10.1097/DCR.0000000000002473

Intersphincteric abscesses should typically be drained through the intersphincteric groove or into the anal canal via an internal sphincterotomy.

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