• Amoral trends 301.7
  • Amotio retinae (see also Detachment, retina) 361.9
  • Ampulla
  • Amputation
  • Amputee (bilateral) (old) - see also Absence, by site, acquired V49.70
  • Amusia 784.69
  • Amyelencephalus 740.0
  • Amyelia 742.59
  • Amygdalitis - see Tonsillitis
  • Amygdalolith 474.8
  • Amyloid disease or degeneration 277.30
  • Amyloidosis (familial) (general) (generalized) (genetic) (primary) 277.39
  • Amylopectinosis (brancher enzyme deficiency) 271.0
  • Amylophagia 307.52
  • Amyoplasia, congenita 756.89
  • Amyotonia 728.2
  • Amyotrophia, amyotrophy, amyotrophic 728.2
  • Anacidity, gastric 536.0
  • Anaerosis of newborn 770.88
  • Analbuminemia 273.8
  • Analgesia (see also Anesthesia) 782.0
  • Analphalipoproteinemia 272.5