ICD-10 diagnosis code
K91 Postprocedural disorders of digestive system, not elsewhere classified
K91 is the ICD-10 code for Postprocedural disorders of digestive system, not elsewhere classified. It is a three-character category divided into 8 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block K90–K93 (Other diseases of the digestive system) in Chapter XI, Diseases of the digestive system.
- Code type
- Category (3 characters)
- Chapter
- XI · K00–K93
- Classification
- WHO ICD-10, 2019 version
What K91 excludes
Conditions that look similar but belong under another code.
Subcodes of K91
- K91.0Vomiting following gastrointestinal surgery
- K91.1Postgastric surgery syndromes
- K91.2Postsurgical malabsorption, not elsewhere classified
- K91.3Postoperative intestinal obstruction
- K91.4Colostomy and enterostomy malfunction
- K91.5Postcholecystectomy syndrome
- K91.8Other postprocedural disorders of digestive system, not elsewhere classified
- K91.9Postprocedural disorder of digestive system, unspecified
K91 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DK91Forstyrrelser i fordøjelsessystemets funktion efter indgreb IKA
K91Muualla luokittamattomat toimenpiteiden jälkeiset ruuansulatuselinten sairaustilat
K91Krankheiten des Verdauungssystems nach medizinischen Maßnahmen, anderenorts nicht klassifiziert
K91Atteintes de l'appareil digestif après un acte à visée diagnostique et thérapeutique, non cla ssées ailleurs
K91aandoeningen van spijsverteringsstelsel na medische verrichting, niet
Listed through more specific codes:
- K91.61Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a digestive system procedure
- K91.62Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating other procedure
- K91.71Accidental puncture and laceration of a digestive system organ or structure during a digestive system procedure
- K91.72Accidental puncture and laceration of a digestive system organ or structure during other procedure
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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