kodex

Kodex

ICD-10-CM
Code

I20.9

Angina pectoris, unspecified

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Hierarchy

  • I00-I99 Diseases of the circulatory system (I00-I99)
    • I20-I25 Ischemic heart diseases (I20-I25)
      • I20 Angina pectoris
        • I20.0 Unstable angina
        • I20.1 Angina pectoris with documented spasm
        • I20.2 Refractory angina pectoris
        • I20.8 Other forms of angina pectoris
        • I20.9 Angina pectoris, unspecified

Inclusion Terms

I20.9

  • Angina NOS
  • Anginal syndrome
  • Cardiac angina
  • Ischemic chest pain

Code Also

I20-I25

  • the presence of hypertension (I10-I16)
    • I10-I16 Hypertensive diseases (I10-I16)

Use Additional

I20

  • code to identify:
  • exposure to environmental tobacco smoke (Z77.22)
    • Z77.22 Contact with and (suspected) exposure to environmental tobacco smoke (acute) (chronic)
  • history of tobacco dependence (Z87.891)
    • Z87.891 Personal history of nicotine dependence
  • Z57.31 Occupational exposure to environmental tobacco smoke
  • tobacco dependence (F17.-)
    • F17 Nicotine dependence
  • Z72.0 Tobacco use

Excludes 1

I20

  • angina pectoris with atherosclerotic heart disease of native coronary arteries (I25.1-)
    • I25.1 Atherosclerotic heart disease of native coronary artery
  • I25.7 Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris
  • I23.7 Postinfarction angina

Excludes 2

I00-I99

  • certain conditions originating in the perinatal period (P04-P96)
  • A00-B99 Certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
  • C00-D49 Neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • M30-M36 Systemic connective tissue disorders (M30-M36)
  • G45 Transient cerebral ischemic attacks and related syndromes

Related Terms