DD91.1 Functional constipation

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2025-01

Functional constipation is a functional bowel disorder that presents as persistently difficult, infrequent, or seemingly incomplete defecation, which do not meet IBS criteria.

exclusions

• Constipation NOS  (ME05.0)

code elsewhere

• Slow transit constipation  (DB32.1)

postcoordination

synonyms

• Functional constipation
• neurogenic constipation
• spastic constipation
• functional constipation with slow transit
• Atonic constipation

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