Category: I20 - Angina pectoris

 Chapter Notes

 Section Notes

 I20

Angina pectoris

Use additional 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)

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)

 I20.0

Unstable angina

Accelerated angina

Crescendo angina

De novo effort angina

Intermediate coronary syndrome

Preinfarction syndrome

Worsening effort angina

 I20.1

Angina pectoris with documented spasm

Angiospastic angina

Prinzmetal angina

Spasm-induced angina

Variant angina

 I20.2

Refractory angina pectoris

 I20.8

Other forms of angina pectoris

Use additional code(s) for symptoms associated with angina equivalent

 I20.81

Angina pectoris with coronary microvascular dysfunction

Angina pectoris with coronary microvascular disease

 I20.89

Other forms of angina pectoris

Angina equivalent

Angina of effort

Coronary slow flow syndrome

Stable angina

Stenocardia

 I20.9

Angina pectoris, unspecified

Angina NOS

Anginal syndrome

Cardiac angina

Ischemic chest pain