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I20.0 Unstable angina
BackI20Angina pectorisCategory5 →I20.0Unstable anginaCategoryI20.1Angina pectoris with documented spasmCategoryI20.2Refractory angina pectorisCategoryI20.8Other forms of angina pectorisCategory2 →I20.81Angina pectoris with coronary microvascular dysfunctionCategoryI20.89Other forms of angina pectorisCategoryI20.9Angina pectoris, unspecifiedCategory
CategoryCODABLE
I20.0
Unstable angina
EXAMPLES
Accelerated angina
Crescendo angina
De novo effort angina
Intermediate coronary syndrome
Preinfarction syndrome
Worsening effort angina
Crescendo angina
De novo effort angina
Intermediate coronary syndrome
Preinfarction syndrome
Worsening effort angina
- Chapter
- IX · Diseases of the circulatory system
- Section
- I20-I25
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.