I31 is the ICD-10 code for Other diseases of pericardium. It is a three-character category divided into 6 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block I30–I52 (Other forms of heart disease) in Chapter IX, Diseases of the circulatory system.
- Code type
- Category (3 characters)
- Chapter
- IX · I00–I99
- Classification
- WHO ICD-10, 2019 version
What I31 excludes
Conditions that look similar but belong under another code.
Subcodes of I31
I31 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DI31Andre sygdomme i hjertesækken
I31Muut sydänpussin sairaudet
I31Sonstige Krankheiten des Perikards
I31Autres maladies du péricarde
I31overige ziekten van pericard
Listed through more specific codes:
- I31.4Cardiac tamponade
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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