• Boder-Sedgwick syndrome (ataxia-telangiectasia) 334.8
  • Body, bodies
  • Boeck's
  • Boerhaave's syndrome (spontaneous esophageal rupture) 530.4
  • Boggy
  • Boil (see also Carbuncle) 680.9
  • Bold hives (see also Urticaria) 708.9
  • Bolivian hemorrhagic fever 078.7
  • Bombé, iris 364.74
  • Bomford-Rhoads anemia (refractory) 238.72
  • Bone - see condition
  • Bonnevie-Ullrich syndrome 758.6
  • Bonnier's syndrome 386.19
  • Bonvale Dam fever 780.79
  • Bony block of joint 718.80
  • Borderline
  • Borna disease 062.9
  • Bornholm disease (epidemic pleurodynia) 074.1
  • Borrelia vincentii (mouth) (pharynx) (tonsils) 101
  • Bostock's catarrh (see also Fever, hay) 477.9
  • Boston exanthem 048
  • Botalli, ductus (patent) (persistent) 747.0