# List of diseases (L)

This is a list of diseases starting with the letter "L".
* 0–9
* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## See also

    Health
    Exercise
    Nutrition

## La
### Lab–Lam

* Labrador lung
* Labyrinthitis
* Lachiewicz–Sibley syndrome
* Lacrimo-auriculo-dento-digital syndrome
* Lactate dehydrogenase deficiency type A
* Lactate dehydrogenase deficiency type B
* Lactate dehydrogenase deficiency type C
* Lactate dehydrogenase deficiency
* Lactic acidosis congenital infantile
* Ladda–Zonana–Ramer syndrome
* Lafora disease
* Lagophthalmia cleft lip palate
* Lambdoid synostosis familial
* Lambert syndrome
* Lambert–Eaton myasthenic syndrome (Lambert–Eaton paraneoplastic cerebellar degeneration)
* Lambert–Eaton syndrome
* Lamellar ichthyosis
* Lamellar recessive ichthyosis

### Lan–Lap

* Landau–Kleffner syndrome
* Landouzy–Dejerine muscular dystrophy
* Landy–Donnai syndrome
* Langdon Down
* Langer–Nishino–Yamaguchi syndrome
* Langer–Giedion syndrome
* Langerhans cell granulomatosis
* Langerhans cell histiocytosis
* Laparoschisis
* Laplane–Fontaine–Lagardere syndrome

### Lar–Lat

* Large B-cell diffuse lymphoma
* Laron-type dwarfism
* Larsen-like osseous dysplasia dwarfism
* Larsen-like syndrome lethal type
* Larsen syndrome craniosynostosis
* Larsen syndrome, dominant type
* Larsen syndrome, recessive type
* Larsen syndrome
* Laryngeal abductor paralysis mental retardation
* Laryngeal carcinoma
* Laryngeal cleft
* Laryngeal neoplasm
* Laryngeal papillomatosis
* Laryngeal web congenital heart disease short stature
* Laryngocele
* Laryngomalacia dominant congenital
* Laryngomalacia
* Larynx atresia
* Lassa fever
* Lassueur–Graham–Little syndrome
* Late onset dominant cone dystrophy
* Lateral body wall defect
* Laterality defects dominant
* Lattice corneal dystrophy type 2

### Lau–Lax

* Launois–Bensaude adenolipomatosis
* Laurence–Prosser–Rocker syndrome
* Laurence–Moon–Bardet–Biedl syndrome
* Laurin–Sandrow syndrome
* Laxova–Brown–Hogan syndrome

## Lb–Lc

* LBWC - amniotic bands
* LBWD syndrome
* LCHAD deficiency

## Le
### Lea–Leh

* Lead poisoning
* Leao Ribeiro Da Silva syndrome
* Learman syndrome
* Leber military aneurysm
* Leber optic atrophy
* Leber's disease
* Lecithin cholesterol acyltransferase deficiency
* Ledderhose disease
* Lee–Root–Fenske syndrome
* Left ventricle-aorta tunnel
* Left ventricular hypertrophy
* Leg absence deformity cataract
* Legg–Calvé–Perthes syndrome
* Legionellosis
** syn: Legionnaires' disease
* Lehman syndrome

### Lei–Ler

* Leichtman–Wood–Rohn syndrome
* Leifer–Lai–Buyse syndrome
* Leigh disease
* Leigh syndrome, French Canadian type
* Leiner disease
* Leiomyoma
* Leiomyomatosis familial
* Leiomyomatosis of oesophagus cataract hematuria
* Leiomyosarcoma
* Leipala–Kaitila syndrome
* Leishmaniasis
* Leisti–Hollister–Rimoin syndrome
* Lemierre's syndrome
* Lennox–Gastaut syndrome
* Lentiginosis in context of NF
* Lenz–Majewski hyperostotic dwarfism
* Lenz microphthalmia syndrome
* Leprechaunism
* Leprosy
* Leptomeningeal capillary - venous angiomatosis
* Leptospirosis
* Leri pleonosteosis
* Léri–Weill dyschondrosteosis

### Les–Let

* Lesch–Nyhan syndrome
* Lethal chondrodysplasia Moerman type
* Lethal chondrodysplasia Seller type
* Lethal congenital contracture syndrome
* Letterer–Siwe disease

### Leu–Lev

* Leucinosis
* Leukemia subleukemic
* Leukemia, B-Cell, chronic
* Leukemia, Myeloid
* Leukemia, T-Cell, chronic
* Leukemia
* Leukocyte adhesion deficiency syndrome
* Leukocyte adhesion deficiency type 2
* Leukocytoclastic angiitis
* Leukodystrophy reunion type
* Leukodystrophy, globoid cell
* Leukodystrophy, metachromatic
* Leukodystrophy, pseudometachromatic
* Leukodystrophy, Sudanophilic
* Leukodystrophy
* Leukoencephalopathy palmoplantar keratoderma
* Leukomalacia
* Leukomelanoderma mental retardation hypotrichosis
* Leukoplakia
* Levator syndrome
* Levic–Stefanovic–Nikolic syndrome
* Levine–Crichley syndrome

### Lew–Ley

* Lewandowski–Kikolich syndrome
* Lewis–Pashayan syndrome
* Leydig cells hypoplasia

## Lg–Lh

* LGCR
* LGS
* Lhermitte–Duclos disease

## Li
### Lic–Lin

* Lichen myxedematosus
* Lichen planus follicularis
* Lichen planus
* Lichen sclerosus et atrophicus
* Lichen spinulosus
* Lichstenstein syndrome
* Lida–Kannari syndrome
* Liddle syndrome
* Li–Fraumeni syndrome
* Light chain disease
* Ligyrophobia
* Limb deficiencies distal micrognathia
* Limb dystonia
* Limb reduction defect
* Limb scalp and skull defects
* Limb transversal defect cardiac anomaly
* Limb-body wall complex
* Limb-girdle muscular dystrophy
* Lindsay–Burn syndrome
* Lindstrom syndrome
* Linear hamartoma syndrome
* Linear nevus syndrome

### Lip–Lis

* Lip lit syndrome
* Lipid storage myopathy
* Lipidosis with triglyceride storage disease
* Lipoamide dehydrogenase deficiency
* Lipodystrophy Rieger anomaly diabetes
* Lipodystrophy
* Lipogranulomatosis
* Lipoid congenital adrenal hyperplasia
* Lipoid proteinosis of Urbach and Wiethe
* Lipomatosis central non-encapsulated
* Lipomatosis familial benign cervical
* Lipomucopolysaccharidosis
* Lipoprotein disorder
* Liposarcoma
* Lisker–Garcia–Ramos syndrome
* Lison–Kornbrut–Feinstein syndrome
* Lissencephaly immunodeficiency
* Lissencephaly syndrome type 1
* Lissencephaly syndrome type 2
* Lissencephaly, isolated
* Lissencephaly
* Listeria infection
* Listeriosis

### Lit–Liv

* Livedoid dermatitis
* Liver cirrhosis
* Liver neoplasms

## Lo
### Lob–Lou

* Lobar atrophy of brain
* Lobster hand
* Lobstein disease
* Localized epiphyseal dysplasia
* Locked-in syndrome
* Lockwood–Feingold syndrome
* Loffredo–Cennamo–Cecio syndrome
* Logic syndrome
* Loiasis
* Loin pain hematuria syndrome
* Long QT Syndrome
** Long QT syndrome type 1
** Long QT syndrome type 2
** Long QT syndrome type 3
* Loose anagen hair syndrome
* Loose anagen syndrome
* Lopes–Gorlin syndrome
* Lopes–Marques de Faria syndrome
* Lopez–Hernandez syndrome
* Lou Gehrig's disease
* Louis–Bar syndrome

### Low

* Low birth weight dwarfism dysgammaglobulinemia
* Lowe–Kohn–Cohen syndrome
* Lowe oculocerebrorenal syndrome
* Lowe syndrome
* Lower limb anomaly ureteral obstruction
* Lower limb deficiency hypospadias
* Lower mesodermal defects
* Lowry–MacLean syndrome
* Lowry syndrome
* Lowry–Wood syndrome
* Lowry–Yong syndrome

## Ls–Lt

* LSA
* L-transposition and ccTGA

## Lu

* Lubani Al Saleh Teebi syndrome
* Lubinsky syndrome
* Lucey–Driscoll syndrome
* Lucky–Gelehrter syndrome
* Ludomania
* Lúes Congénita
* Lujan–Fryns syndrome
* Lumbar malsegmentation short stature
* Lumbar spinal stenosis
* Lundberg syndrome
* Lung agenesis heart defect thumb anomalies
* Lung cancer
* Lung herniation congenital defect of sternem
* Lung neoplasm
* Lupus anticoagulant, familial
* Lupus erythematosus
* Lurie–Kletsky syndrome
* Luteinizing hormone releasing hormone, deficiency of with ataxia
* Lutz–Richner–Landolt syndrome
* Lutz–Lewandowsky epidermodysplasia verruciformis

## Ly
### Lye–Lyg

* Lyell's syndrome
* Lygophobia

### Lym
#### Lyme

* Lyme disease

#### Lymp
##### Lymph

* Lymph node neoplasm

###### Lympha–Lymphe

* Lymphadenopathy, angioimmunoblastic with dysproteinemia
* Lymphangiectasies lymphoedema type Hennekam type
* Lymphangiectasis
* Lymphangioleiomyomatosis
* Lymphangiomatosis, pulmonary
* Lymphangiomyomatosis
* Lymphatic filariasis
* Lymphatic neoplasm
* Lymphedema distichiasis
* Lymphedema hereditary type 1
* Lymphedema hereditary type 2
* Lymphedema ptosis
* Lymphedema, congenital
* Lymphedema
* Lymphedema–distichiasis syndrome

###### Lympho

* Lymphoblastic lymphoma
* Lymphocytes reduced or absent
* Lymphocytic colitis
* Lymphocytic infiltrate of Jessner
* Lymphocytic vasculitis
* Lymphoid hamartoma
* Lymphoma, AIDS-related
* Lymphoma, gastric non-Hodgkin's type
* Lymphoma, large-cell, immunoblastic
* Lymphoma, large-cell
* Lymphoma, small cleaved-cell, diffuse
* Lymphoma, small cleaved-cell, follicular
* Lymphoma
* Lymphomatoid granulomatosis
* Lymphomatoid Papulosis (LyP)
* Lymphomatous thyroiditis
* Lymphosarcoma

### Lyn–Lys

* Lynch–Lee–Murday syndrome
* Lynch–Bushby syndrome
* Lyngstadaas syndrome
* LyP (lymphomatoid papulosis)
* Lysine alpha-ketoglutarate reductase deficiency
* Lysinuric protein intolerance
* Lysosomal alpha-D-mannosidase deficiency
* Lysosomal beta-mannosidase deficiency
* Lysosomal glycogen storage disease with normal acid maltase activity
* Lysosomal storage disease