• Breast feeding difficulties 676.8
  • Breath
  • Breathing
  • Breathlessness 786.09
  • Breda's disease (see also Yaws) 102.9
  • Breech
  • Breisky's disease (kraurosis vulvae) 624.09
  • Brennemann's syndrome (acute mesenteric lymphadenitis) 289.2
  • Brenner's
  • Bretonneau's disease (diphtheritic malignant angina) 032.0
  • Breus' mole 631
  • Brevicollis 756.16
  • Bricklayers' itch 692.89
  • Brickmakers' anemia 126.9
  • Bridge
  • Bright red blood per rectum (BRBPR) 569.3
  • Bright's
  • Brill's disease (recrudescent typhus) 081.1
  • Brill-Symmers disease (follicular lymphoma) (M9690/3) 202.0
  • Brill-Zinsser disease (recrudescent typhus) 081.1
  • Brinton's disease (linitis plastica) (M8142/3) 151.9
  • Brion-Kayser disease (see also Fever, paratyphoid) 002.9