• Leukoma (cornea) (interfering with central vision) 371.03
  • Leukomalacia, periventricular 779.7
  • Leukomelanopathy, hereditary 288.2
  • Leukonychia (punctata) (striata) 703.8
  • Leukopathia
  • Leukopenia 288.50
  • Leukopenic - see condition
  • Leukoplakia 702.8
  • Leukopolioencephalopathy 330.0
  • Leukorrhea (vagina) 623.5
  • Leukosarcoma (M9850/3) 207.8
  • Leukosis (M9800/3) - see Leukemia
  • Lev's disease or syndrome (acquired complete heart block) 426.0
  • Levi's syndrome (pituitary dwarfism) 253.3
  • Levocardia (isolated) 746.87
  • Levulosuria 271.2
  • Lewandowski's disease (primary) (see also Tuberculosis) 017.0
  • Lewandowski-Lutz disease (epidermodysplasia verruciformis) 078.19
  • Lewy body dementia 331.82
  • Lewy body disease 331.82
  • Leyden's disease (periodic vomiting) 536.2
  • Leyden-Möbius dystrophy 359.1