ICD-10: I27.21

Secondary pulmonary arterial hypertension

Clinical Information

Inclusion Terms

  • (Associated) (drug-induced) (toxin-induced) pulmonary arterial hypertension NOS
  • (Associated) (drug-induced) (toxin-induced) (secondary) group 1 pulmonary hypertension

Coding Guidelines

Code Also

  • congenital heart disease (Q20-Q28)
  • rheumatoid arthritis (M05.-)
  • human immunodeficiency virus [HIV] disease (B20)
  • associated conditions if applicable, or adverse effects of drugs or toxins, such as:
  • polymyositis (M33.2-)
  • Sj gren syndrome (M35.0-)
  • schistosomiasis (B65.-)
  • adverse effect of appetite depressants (T50.5X5)
  • systemic sclerosis (M34.-)
  • portal hypertension (K76.6)

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