International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01
Crohn disease commonly involves the anus and perianal area and may precede any other gut involvement by years. The constellation of symptoms and signs which may occur include pruritus ani, maceration, skin tags, fissures, fistulae, erosions and secondary infection with abscesses.
postcoordination
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