ICD-10 diagnosis code

K37 Unspecified appendicitis

K37 is the ICD-10 code for Unspecified appendicitis. It is a three-character category that is not subdivided further. It belongs to the block K35–K38 (Diseases of appendix) in Chapter XI, Diseases of the digestive system.

Code type: Category (3 characters)
Chapter: XI · K00–K93
Classification: WHO ICD-10, 2019 version

K37 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

K37Ospecificerad appendicit

K37.9Ospecificerad appendicit

NorwayICD-10-NO

K37Uspesifisert appendisitt

DenmarkICD-10-DK

DK37Blindtarmsbetændelse UNS

DK379Appendicitis UNS

FinlandICD-10-FI

K37Määrittämätön umpilisäketulehdus

GermanyICD-10-GM

K37Nicht näher bezeichnete Appendizitis

FranceICD-10-FR

K37Appendicite, sans précision

NetherlandsICD-10-NL

K37appendicitis, niet-gespecificeerd

United StatesICD-10-CM

K37Unspecified appendicitis

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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