• 420 Acute pericarditis
  • 421 Acute and subacute endocarditis
  • 422 Acute myocarditis
  • 423 Other diseases of pericardium
  • 424 Other diseases of endocardium
  • 425 Cardiomyopathy
  • 426 Conduction disorders
  • 427 Cardiac dysrhythmias
  • 428 Heart failure
  • 429 Ill-defined descriptions and complications of heart disease