• Acidopenia 288.59
  • Acidosis 276.2
  • Aciduria 791.9
  • Acladiosis 111.8
  • Aclasis
  • Acleistocardia 745.5
  • Aclusion 524.4
  • Acmesthesia 782.0
  • Acne (pustular) (vulgaris) 706.1
  • Acneiform drug eruptions 692.3
  • Acnitis (primary) (see also Tuberculosis) 017.0
  • Acomia 704.00
  • Acontractile bladder 344.61
  • Aconuresis (see also Incontinence) 788.30
  • Acosta's disease 993.2
  • Acousma 780.1
  • Acoustic - see condition
  • Acousticophobia 300.29
  • Acquired - see condition
  • Acquired immune deficiency syndrome - see Human immunodeficiency virus (disease) (illness) (infection)
  • Acquired immunodeficiency syndrome - see Human immunodeficiency virus (disease) (illness) (infection)
  • Acragnosis 781.99