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I21.19 ST elevation (STEMI) myocardial infarction involving other coronary artery of inferior wall

CategoryCODABLE
I21.19
ST elevation (STEMI) myocardial infarction involving other coronary artery of inferior wall
EXAMPLES
Acute transmural myocardial infarction of inferior wall
Inferolateral transmural (Q wave) infarction (acute)
Transmural (Q wave) infarction (acute) (of) diaphragmatic wall
Transmural (Q wave) infarction (acute) (of) inferior (wall) NOS
EXCLUDES
Excludes2: ST elevation (STEMI) myocardial infarction involving left circumflex coronary artery (I21.21)
Chapter
IX · Diseases of the circulatory system
Section
I20-I25
Valid from
Source

CMS ICD-10-CM Tabular List, edition FY2026.