L in Research
- Leukoencephalopathy- arthritis- colitis- and hypogammaglobulinema
- Leukomalacia
- Leukomelanoderma mental redardation hypotrichosis
- Leukonychia totalis
- Leukoplakia
- Levator syndrome
- Levic Stefanovic Nikolic syndrome
- Levine Crichley syndrome
- Levotransposition of the great arteries
- Lewandowski Kikolich syndrome
- Lewis Pashayan syndrome
- Lewy body dementia
- Leydig cells hypoplasia
- Lhermitte-Duclos disease
- Li Fraumeni syndrome
- Lichen planus follicularis
- Lichen sclerosis et atrophicus
- Lichtenstein syndrome
- Light chain disease
- Limb deficiencies distal micrognathia