 I20 |
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Angina pectoris  |
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| UseAdditionalCode |
code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)
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| Excludes1 |
angina pectoris with atherosclerotic heart disease of native coronary arteries (I25.1-)
atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris (I25.7-)
postinfarction angina (I23.7)
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 I20.0 |
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Unstable angina |
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| Accelerated angina | | Crescendo angina | | De novo effort angina | | Intermediate coronary syndrome | | Preinfarction syndrome | | Worsening effort angina |
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| I20.1 |
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Angina pectoris with documented spasm |
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| Angiospastic angina | | Prinzmetal angina | | Spasm-induced angina | | Variant angina |
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| I20.2 |
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Refractory angina pectoris |
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| I20.8 |
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Other forms of angina pectoris |
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| UseAdditionalCode |
code(s) for symptoms associated with angina equivalent
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| I20.81 |
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Angina pectoris with coronary microvascular dysfunction |
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| Angina pectoris with coronary microvascular disease |
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| I20.89 |
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Other forms of angina pectoris |
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| Angina equivalent | | Angina of effort | | Coronary slow flow syndrome | | Stable angina | | Stenocardia |
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| I20.9 |
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Angina pectoris, unspecified |
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| Angina NOS | | Anginal syndrome | | Cardiac angina | | Ischemic chest pain |
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