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ICD-10 diagnosis code

I63.5 Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries

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I63.5 is the ICD-10 code for Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries. It is a four-character subcategory of I63 (Cerebral infarction), the most specific level in the WHO edition. It belongs to the block I60–I69 (Cerebrovascular diseases) in Chapter IX, Diseases of the circulatory system.

Code type
Subcategory (4 characters)
Chapter
IX · I00–I99
Classification
WHO ICD-10, 2019 version

I63.5 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

I63.5Cerebral infarkt orsakad av ospecificerad ocklusion eller stenos i cerebrala artärer

NorwayICD-10-NO

I63.5Hjerneinfarkt forårsaket av uspesifisert okklusjon eller stenose i hjernearterie

DenmarkICD-10-DK

DI635Hjerneinfarkt forårsaget af tillukning eller stenose i cerebral arterie UNS

FinlandICD-10-FI

I63.5Aivovaltimoiden määrittämättömän tukkeuman tai ahtauman aiheuttama aivoinfarkti

GermanyICD-10-GM

I63.5Hirninfarkt durch nicht näher bezeichneten Verschluss oder Stenose zerebraler Arterien

FranceICD-10-FR

I63.5Infarctus cérébral dû à une occlusion ou sténose des artères cérébrales, de

NetherlandsICD-10-NL

I63.5cerebraal infarct door niet-gespecificeerde occlusie of stenose van cerebrale

United StatesICD-10-CM

Listed through more specific codes:

  • I63.50Cerebral infarction due to unspecified occlusion or stenosis of unspecified cerebral artery
  • I63.59Cerebral infarction due to unspecified occlusion or stenosis of other cerebral artery

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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