• Leptospiral - see condition
  • Leptospirochetal - see condition
  • Leptospirosis 100.9
  • Leptothricosis - see Actinomycosis
  • Leptothrix infestation - see Actinomycosis
  • Leptotricosis - see Actinomycosis
  • Leptus dermatitis 133.8
  • Léri-Weill syndrome 756.59
  • Leriche's syndrome (aortic bifurcation occlusion) 444.0
  • Léris pleonosteosis 756.89
  • Lermoyez's syndrome (see also Disease, Ménière's) 386.00
  • Lesbianism - omit code
  • Lesch-Nyhan syndrome (hypoxanthine-guanine-phosphoribosyltransferase deficiency) 277.2
  • Lesion(s)
  • Lethargic - see condition
  • Lethargy 780.79
  • Letterer-Siwe disease (acute histiocytosis X) (M9722/3) 202.5
  • Leucinosis 270.3
  • Leucocoria 360.44
  • Leucosarcoma (M9850/3) 207.8
  • Leukasmus 270.2
  • Leukemia, leukemic (congenital) (M9800/3) 208.9