K81 is the ICD-10 code for Cholecystitis. It is a three-character category divided into 4 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block K80–K87 (Disorders of gallbladder, biliary tract and pancreas) in Chapter XI, Diseases of the digestive system.
- Code type
- Category (3 characters)
- Chapter
- XI · K00–K93
- Classification
- WHO ICD-10, 2019 version
What K81 excludes
Conditions that look similar but belong under another code.
- with cholelithiasis K80.-
Subcodes of K81
K81 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DK81Galdeblærebetændelse
K81Sappirakkotulehdus
K81Cholezystitis
K81Cholécystite
K81cholecystitis
Listed through more specific codes:
- K81.2Acute cholecystitis with chronic cholecystitis
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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