• I30 Acute pericarditis
  • I31 Other diseases of pericardium
  • I32 Pericarditis in diseases classified elsewhere
  • I33 Acute and subacute endocarditis
  • I34 Nonrheumatic mitral valve disorders
  • I35 Nonrheumatic aortic valve disorders
  • I36 Nonrheumatic tricuspid valve disorders
  • I37 Nonrheumatic pulmonary valve disorders
  • I38 Endocarditis, valve unspecified
  • I39 Endocarditis and heart valve disorders in diseases classified elsewhere
  • I40 Acute myocarditis
  • I41 Myocarditis in diseases classified elsewhere
  • I42 Cardiomyopathy
  • I43 Cardiomyopathy in diseases classified elsewhere
  • I44 Atrioventricular and left bundle-branch block
  • I45 Other conduction disorders
  • I46 Cardiac arrest
  • I47 Paroxysmal tachycardia
  • I48 Atrial fibrillation and flutter
  • I49 Other cardiac arrhythmias
  • I50 Heart failure
  • I51 Complications and ill-defined descriptions of heart disease
  • I52 Other heart disorders in diseases classified elsewhere