13Diseases of the digestive system Diseases of large intestine DB36Certain infections of the large intestine
DB36.1
category
Rectal abscess
Definition A condition of the rectum, caused by an infection with a bacterial, viral, or fungal source. This condition is characterised by a focal accumulation of purulent material in the rectal area.
Also indexed as
Rectal abscess pararectal abscess periproctic abscess rectal boil rectum abscess retrorectal abscess
Nearby in Certain infections of the large intestine
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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