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ICD-10 diagnosis code

K66.9 Disorder of peritoneum, unspecified

This page in Swedish

K66.9 is the ICD-10 code for Disorder of peritoneum, unspecified. It is a four-character subcategory of K66 (Other disorders of peritoneum), the most specific level in the WHO edition. It belongs to the block K65–K67 (Diseases of peritoneum) in Chapter XI, Diseases of the digestive system.

Code type
Subcategory (4 characters)
Chapter
XI · K00–K93
Classification
WHO ICD-10, 2019 version

K66.9 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

K66.9Sjukdom i peritoneum, ospecificerad

NorwayICD-10-NO

K66.9Uspesifisert sykdom i bukhinne

DenmarkICD-10-DK

DK669Sygdom i bughinde UNS

FinlandICD-10-FI

K66.9Määrittämätön vatsakalvosairaus

GermanyICD-10-GM

K66.9Krankheit des Peritoneums, nicht näher bezeichnet

FranceICD-10-FR

K66.9Maladie du péritoine, sans précision

NetherlandsICD-10-NL

K66.9aandoening van peritoneum, niet-gespecificeerd

United StatesICD-10-CM

K66.9Disorder of peritoneum, unspecified

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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