Diseases & Conditions
- Labor - meconium (see:
Meconium aspiration syndrome)
(Condition)
-
Labyrinthitis
(Condition)
- Labyrinthitis - dizziness (see:
Labyrinthitis)
(Condition)
- Labyrinthitis - hearing loss (see:
Labyrinthitis)
(Condition)
- Labyrinthitis - vertigo (see:
Labyrinthitis)
(Condition)
- Labyrinthitis - vertigo: Labyrinthitis - dizziness (see:
Labyrinthitis)
(Condition)
- Labyrinthitis-vertigo: Labyrinthitis-dizziness (see:
Labyrinthitis)
(Condition)
-
Lacrimal gland tumor
(Condition)
- Lactase deficiency (see:
Lactose intolerance)
(Condition)
- Lactation - abnormal (see:
Nipple discharge)
(Condition)
-
Lactic acidosis
(Condition)
-
Lactose intolerance
(Condition)
- Laennec's cirrhosis (see:
Alcoholic liver disease)
(Condition)
-
Lambert-Eaton myasthenic syndrome
(Condition)
- Lambert-Eaton syndrome (see:
Lambert-Eaton myasthenic syndrome)
(Condition)
-
Lamellar ichthyosis
(Condition)
- Landouzy-Dejerine muscular dystrophy (see:
Facioscapulohumeral muscular dystrophy)
(Condition)
- Landry-Guillain-Barre syndrome (see:
Guillain-Barre syndrome)
(Condition)
- Landry-Guillain-Barré syndrome (see:
Guillain-Barre syndrome)
(Condition)
- Landry-Guillain-Barré syndrome (see:
Guillain-Barre syndrome)
(Condition)
- Langerhans cell histiocytosis (see:
Histiocytosis)
(Condition)
- Language disorder - expressive (see:
Developmental expressive language disorder)
(Condition)
-
Language disorders in children
(Condition)
- Large cell carcinoma - lung (see:
Non-small cell lung cancer)
(Condition)
- Large cell lymphomas - children, Cancer - non-Hodgkin lymphoma - children (see:
Non-Hodgkin lymphoma in children)
(Condition)
- Large cell lymphomas - children, Cancer - non-Hodgkin lymphoma - children (see:
Non-Hodgkin lymphoma in children)
(Condition)
- Larva migrans visceralis (see:
Visceral larva migrans)
(Condition)
- Laryngeal cancer (see:
Throat or larynx cancer)
(Condition)
-
Laryngeal nerve damage
(Condition)
-
Laryngitis
(Condition)
- Laryngotracheitis (see:
Croup)
(Condition)
- Laryngotracheobronchitis (see:
Croup)
(Condition)
- Laryngotracheobronchitis - acute (see:
Croup)
(Condition)
- Late syphilis (see:
Syphilis)
(Condition)
- Lateral epicondylitis (see:
Tennis elbow)
(Condition)
- Lateral rectus palsy (see:
Cranial mononeuropathy VI)
(Condition)
- Lazy eye (see:
Amblyopia)
(Condition)
- LBP - herniated disk (see:
Herniated disk)
(Condition)
- LBP - sciatica (see:
Sciatica)
(Condition)
- LBP - spondylolisthesis (see:
Spondylolisthesis)
(Condition)
- LBP - stenosis (see:
Spinal stenosis)
(Condition)
- LCIS (see:
Breast cancer)
(Condition)
- Lead poisoning - pica (see:
Pica)
(Condition)
- Lead poisoning-pica (see:
Pica)
(Condition)
- Leakage of urine - stress incontinence (see:
Stress urinary incontinence)
(Condition)
- Learned insomnia (see:
Insomnia)
(Condition)
- LeFort injuries (see:
Facial trauma)
(Condition)
- Left ventricular outflow tract obstruction (see:
Aortic stenosis)
(Condition)
- Left-sided heart failure (see:
Heart failure)
(Condition)
- Leg ulcer - venous insufficiency (see:
Venous insufficiency)
(Condition)
-
Legg-Calve-Perthes disease
(Condition)
- Legionella pneumonia (see:
Legionnaires disease)
(Condition)
- Legionella pneumophila (see:
Legionnaires disease)
(Condition)
- Legionellosis (see:
Legionnaires disease)
(Condition)
-
Legionnaires disease
(Condition)
- Legionnaires' disease (see:
Legionnaires disease)
(Condition)
- Leiomyoma (see:
Uterine fibroids)
(Condition)
- Leiomyoma - intestine (see:
Intestinal leiomyoma)
(Condition)
- Leiomyosarcoma (see:
Adult soft tissue sarcoma)
(Condition)
- Leiomyosarcoma (see:
Uterine sarcoma)
(Condition)
-
Leishmaniasis
(Condition)
- Lemming fever (see:
Tularemia)
(Condition)
- LEMS (see:
Lambert-Eaton myasthenic syndrome)
(Condition)
- Lens opacity (see:
Cataract - adult)
(Condition)
- Lentigo maligna (see:
Melanoma)
(Condition)
- Lentigo maligna melanoma (see:
Melanoma)
(Condition)
- LEOPARD syndrome (see:
Noonan syndrome with multiple lentigines)
(Condition)
-
Leprosy
(Condition)
-
Leptospirosis
(Condition)
- LES (see:
Achalasia)
(Condition)
- LES (see:
Lambert-Eaton myasthenic syndrome)
(Condition)
-
Lesch-Nyhan syndrome
(Condition)
- Letterer-Siwe disease (see:
Histiocytosis)
(Condition)
-
Leukemia
(Condition)
- Leukemia - acute childhood (ALL) (see:
Acute lymphoblastic leukemia (ALL))
(Condition)
- Leukemia - acute granulocytic (see:
Acute myeloid leukemia - adult)
(Condition)
- Leukemia - acute myeloid (AML) (see:
Acute myeloid leukemia - adult)
(Condition)
- Leukemia - chronic granulocytic (see:
Chronic myelogenous leukemia (CML))
(Condition)
- Leukemia - chronic lymphocytic (CLL) (see:
Chronic lymphocytic leukemia (CLL))
(Condition)
- Leukemia - hairy cell (see:
Hairy cell leukemia)
(Condition)
- Leukemia - nonlymphocytic (ANLL) (see:
Acute myeloid leukemia - adult)
(Condition)
- Leukemic reticuloendotheliosis (see:
Hairy cell leukemia)
(Condition)
-
Leukemoid reaction
(Condition)
- Leukocytoclastic vasculitis (see:
IgA vasculitis - Henoch-Schonlein purpura)
(Condition)
- Leukocytoclastic vasculitis (see:
Hypersensitivity vasculitis)
(Condition)
- Leukodystrophy - metachromatic (see:
Metachromatic leukodystrophy)
(Condition)
-
Leukoplakia
(Condition)
- Lewy body dementia (see:
Dementia)
(Condition)
-
Leydig cell testicular tumor
(Condition)
- LGV (see:
Lymphogranuloma venereum)
(Condition)
- LI (see:
Lamellar ichthyosis)
(Condition)
- Lice - body (see:
Body lice)
(Condition)
- Lice - pubic (see:
Pubic lice)
(Condition)
-
Lichen planus
(Condition)
- Lichen ruber acuminatus (see:
Pityriasis rubra pilaris)
(Condition)
-
Lichen simplex chronicus
(Condition)
- Limb-body wall complex (see:
Amniotic band sequence)
(Condition)
-
Limb-girdle muscular dystrophies
(Condition)
- Limited scleroderma (see:
Scleroderma)
(Condition)
- Lipid disorders (see:
High blood cholesterol levels)
(Condition)
- Lipid disorders - children (see:
High cholesterol - children)
(Condition)
- Lipid storage disorder - Niemann-Pick disease (see:
Niemann-Pick disease)
(Condition)
- Lipofuscinoses (see:
Neuronal ceroid lipofuscinoses (NCL))
(Condition)
- Lipoid nephrosis (see:
Minimal change disease)
(Condition)
- Liposarcoma (see:
Adult soft tissue sarcoma)
(Condition)
- Listerial infection (see:
Listeriosis)
(Condition)
-
Listeriosis
(Condition)
- Little stroke (see:
Transient ischemic attack)
(Condition)
- Livedo racemosa (see:
Livedo reticularis)
(Condition)
-
Livedo reticularis
(Condition)
- Livedo reticularis - idiopathic (see:
Livedo reticularis)
(Condition)
- Liver abscess (see:
Pyogenic liver abscess)
(Condition)
- Liver cancer (see:
Liver cancer - hepatocellular carcinoma)
(Condition)
-
Liver cancer - hepatocellular carcinoma
(Condition)
- Liver cancer - metastatic (see:
Liver metastases)
(Condition)
- Liver cirrhosis (see:
Cirrhosis)
(Condition)
- Liver cirrhosis - varices (see:
Bleeding esophageal varices)
(Condition)
-
Liver disease
(Condition)
- Liver disease due to alcohol (see:
Alcoholic liver disease)
(Condition)
- Liver failure - ascites (see:
Ascites)
(Condition)
- Liver failure - cirrhosis (see:
Cirrhosis)
(Condition)
- Liver failure - hepatorenal (see:
Hepatorenal syndrome)
(Condition)
- Liver hemangioma (see:
Hepatic hemangioma)
(Condition)
-
Liver metastases
(Condition)
-
Liver spots
(Condition)
- Lobular capillary hemangioma (see:
Pyogenic granuloma)
(Condition)
- Lobular carcinoma in situ (see:
Breast cancer)
(Condition)
- Lobular GN (see:
Membranoproliferative glomerulonephritis)
(Condition)
- Localized lymphadenopathy (see:
Lymphadenitis)
(Condition)
- Localized scleroderma (see:
Scleroderma)
(Condition)
- Lockjaw (see:
Tetanus)
(Condition)
- Locomotor ataxia (see:
Tabes dorsalis)
(Condition)
- Loeffler syndrome (see:
Simple pulmonary eosinophilia)
(Condition)
- Loffler syndrome (see:
Simple pulmonary eosinophilia)
(Condition)
-
Long COVID
(Condition)
- Long-haul COVID (see:
Long COVID)
(Condition)
- Long-term effects of COVID-19 (see:
Long COVID)
(Condition)
- Loose stools - viral (see:
Viral gastroenteritis (stomach flu))
(Condition)
-
Loss of brain function - liver disease
(Condition)
- Loss of fluids (see:
Fluid imbalance)
(Condition)
- Lou Gehrig disease (see:
Amyotrophic lateral sclerosis (ALS))
(Condition)
- Lou Gehrig's disease (see:
Amyotrophic lateral sclerosis (ALS))
(Condition)
- Louis-Bar syndrome (see:
Ataxia - telangiectasia)
(Condition)
- Louse-borne relapsing fever (see:
Relapsing fever)
(Condition)
- Low back pain (see:
Low back pain - acute)
(Condition)
-
Low back pain - acute
(Condition)
-
Low back pain - chronic
(Condition)
- Low back pain - sciatica (see:
Sciatica)
(Condition)
- Low back pain - spondylolisthesis (see:
Spondylolisthesis)
(Condition)
- Low back pain - stenosis (see:
Spinal stenosis)
(Condition)
- Low blood glucose - drug-induced (see:
Drug-induced low blood sugar)
(Condition)
- Low blood magnesium (see:
Magnesium deficiency)
(Condition)
- Low blood phosphate (see:
Hypophosphatemia)
(Condition)
-
Low blood potassium
(Condition)
-
Low blood pressure
(Condition)
-
Low blood sodium
(Condition)
-
Low blood sugar
(Condition)
-
Low blood sugar - newborns
(Condition)
- Low bone density (see:
Osteoporosis)
(Condition)
-
Low calcium level - infants
(Condition)
- Low calcium level - infants (see:
Low calcium level - infants)
(Condition)
- Low density lipoprotein receptor mutation (see:
Familial hypercholesterolemia)
(Condition)
- Low platelet count - ITP (see:
Immune thrombocytopenic purpura (ITP))
(Condition)
- Low platelet count - thrombocytopenia (see:
Thrombocytopenia)
(Condition)
- Low-grade chronic hyperbilirubinemia (see:
Gilbert syndrome)
(Condition)
- Low-grade dysplasia (see:
Cervical dysplasia)
(Condition)
- Low-grade dysplasia-HPV (see:
Genital warts)
(Condition)
-
Lower esophageal ring
(Condition)
- Lower esophageal sphincter (see:
Achalasia)
(Condition)
- Lower urinary tract obstruction (see:
Bladder outlet obstruction)
(Condition)
- Loxia (see:
Torticollis)
(Condition)
- LSC (see:
Lichen simplex chronicus)
(Condition)
- LSIL - dysplasia (see:
Cervical dysplasia)
(Condition)
- LSIL-HPV (see:
Genital warts)
(Condition)
- Lubs syndrome (see:
Partial androgen insensitivity syndrome)
(Condition)
- Lucey-Driscol syndrome (see:
Transient familial hyperbilirubinemia)
(Condition)
- Lucey-Driscoll syndrome (see:
Transient familial hyperbilirubinemia)
(Condition)
-
Ludwig angina
(Condition)
- Ludwig's angina (see:
Ludwig angina)
(Condition)
- Lues (see:
Syphilis)
(Condition)
- Lumbar pain (see:
Low back pain - acute)
(Condition)
- Lumbar pain - chronic (see:
Low back pain - chronic)
(Condition)
- Lumbar pain - spondylolisthesis (see:
Spondylolisthesis)
(Condition)
- Lumbar radiculopathy (see:
Herniated disk)
(Condition)
- Lumbar radiculopathy - sciatica (see:
Sciatica)
(Condition)
- Lump in the rectum (see:
Hemorrhoids)
(Condition)
- Lumpy jaw (see:
Actinomycosis)
(Condition)
- Lung blood clot (see:
Pulmonary embolus)
(Condition)
-
Lung cancer
(Condition)
- Lung cancer - liver metastases (see:
Liver metastases)
(Condition)
- Lung cancer - metastases (see:
Lung metastases)
(Condition)
-
Lung cancer - small cell
(Condition)
- Lung cancer - solitary nodule (see:
Solitary pulmonary nodule)
(Condition)
- Lung congestion (see:
Pulmonary edema)
(Condition)
-
Lung disease
(Condition)
- Lung disease - rheumatoid arthritis (see:
Rheumatoid lung disease)
(Condition)
-
Lung metastases
(Condition)
- Lung mets (see:
Lung metastases)
(Condition)
- Lung water (see:
Pulmonary edema)
(Condition)
- Lupoid hepatitis (see:
Autoimmune hepatitis)
(Condition)
- Lupus (see:
Systemic lupus erythematosus)
(Condition)
- Lupus - drug induced (see:
Drug-induced lupus erythematosus)
(Condition)
- Lupus erythematosus (see:
Systemic lupus erythematosus)
(Condition)
- Lupus glomerular disease (see:
Lupus nephritis)
(Condition)
-
Lupus nephritis
(Condition)
- Lyell's syndrome (see:
Erythema multiforme)
(Condition)
-
Lyme disease
(Condition)
- Lymph gland infection (see:
Lymphadenitis)
(Condition)
- Lymph node infection (see:
Lymphadenitis)
(Condition)
-
Lymphadenitis
(Condition)
- Lymphadenoid goiter - Hashimoto (see:
Chronic thyroiditis (Hashimoto disease))
(Condition)
- Lymphadenopathy (see:
Lymphofollicular hyperplasia)
(Condition)
- Lymphangioma (see:
Cystic hygroma)
(Condition)
- Lymphangiosarcoma (see:
Adult soft tissue sarcoma)
(Condition)
-
Lymphangitis
(Condition)
- Lymphatic malformation (see:
Cystic hygroma)
(Condition)
-
Lymphatic obstruction
(Condition)
- Lymphedema (see:
Lymphatic obstruction)
(Condition)
- Lymphoblastic lymphoma (see:
Non-Hodgkin lymphoma)
(Condition)
- Lymphoblastic lymphoma - children (see:
Non-Hodgkin lymphoma in children)
(Condition)
- Lymphocytic lymphoma (see:
Non-Hodgkin lymphoma)
(Condition)
- Lymphocytic thyroiditis (see:
Silent thyroiditis)
(Condition)
-
Lymphofollicular hyperplasia
(Condition)
- Lymphofollicular hypertrophy (see:
Lymphofollicular hyperplasia)
(Condition)
- Lymphogranuloma inguinale (see:
Lymphogranuloma venereum)
(Condition)
-
Lymphogranuloma venereum
(Condition)
-
Lymphoid hyperplasia
(Condition)
- Lymphoid hypertrophy (see:
Lymphoid hyperplasia)
(Condition)
- Lymphoma - adults (see:
Brain tumor - primary - adults)
(Condition)
- Lymphoma - B-cell lymphoma, brain (see:
Primary lymphoma of the brain)
(Condition)
- Lymphoma - brain (see:
Primary lymphoma of the brain)
(Condition)
- Lymphoma - chronic lymphocytic leukemia (see:
Chronic lymphocytic leukemia (CLL))
(Condition)
- Lymphoma - Hodgkin (see:
Hodgkin lymphoma)
(Condition)
- Lymphoma - Hodgkin - children (see:
Hodgkin lymphoma in children)
(Condition)
- Lymphoma - mediastinal (see:
Mediastinal tumor)
(Condition)
- Lymphoma - non-Hodgkin (see:
Non-Hodgkin lymphoma)
(Condition)
- Lymphoma - non-Hodgkin - children (see:
Non-Hodgkin lymphoma in children)
(Condition)
- Lymphopathia venereum (see:
Lymphogranuloma venereum)
(Condition)
- Lymphoplasmacytic lymphoma (see:
Waldenstrom macroglobulinemia)
(Condition)
- Lysosomal storage disease - Gaucher (see:
Gaucher disease)
(Condition)
- Lysosomal storage disease - mucopolysaccharidosis (see:
Mucopolysaccharidoses)
(Condition)
- Lysosomal storage disease - mucopolysaccharidosis type I (see:
Mucopolysaccharidosis type I)
(Condition)
- Lysosomal storage disease - mucopolysaccharidosis type II (see:
Mucopolysaccharidosis type II)
(Condition)
- Lysosomal storage disease - mucopolysaccharidosis type III (see:
Mucopolysaccharidosis type III)
(Condition)
- Lysosomal storage disease - mucopolysaccharidosis type IV (see:
Mucopolysaccharidosis type IV)
(Condition)
- Lysosomal storage disease - Niemann-Pick (see:
Niemann-Pick disease)
(Condition)
- Lysosomal storage disease - Tay-Sachs disease (see:
Tay-Sachs disease)
(Condition)