• Almeida's disease (Brazilian blastomycosis) 116.1
  • Alopecia (atrophicans) (pregnancy) (premature) (senile) 704.00
  • Alpers' disease 330.8
  • Alpha thalassemia 282.49
  • Alpha-lipoproteinemia 272.4
  • Alphos 696.1
  • Alpine sickness 993.2
  • Alport's syndrome (hereditary hematurianephropathy-deafness) 759.89
  • Alteration (of), altered
  • Alternaria (infection) 118
  • Alternating - see condition
  • Altitude, high (effects) - see Effect, adverse, high altitude
  • Aluminosis (of lung) 503
  • Alvarez syndrome (transient cerebral ischemia) 435.9
  • Alveolar capillary block syndrome 516.3
  • Alveolitis
  • Alveolus, alveolar - see condition
  • Alymphocytosis (pure) 279.2
  • Alymphoplasia, thymic 279.2
  • Alzheimer's
  • Amastia (see also Absence, breast) 611.8
  • Amaurosis (acquired) (congenital) (see also Blindness) 369.00