Main Campus: Chesterfield, MO 63017 | 
Diseases & Conditions
- Labor - meconium
- Labyrinthitis
- Labyrinthitis - hearing loss
- Labyrinthitis - vertigo
- Labyrinthitis - vertigo: Labyrinthitis - dizziness
- Labyrinthitis-vertigo: Labyrinthitis-dizziness
- Lacrimal gland tumor
- Lactase deficiency
- Lactation - abnormal
- Lactic acidosis
- Lactose intolerance
- Laennec's cirrhosis
- Lambert-Eaton myasthenic syndrome
- Lambert-Eaton syndrome
- Lamellar ichthyosis
- Landouzy-Dejerine muscular dystrophy
- Landry-Guillain-Barre syndrome
- Landry-Guillain-Barré syndrome
- Langerhans cell histiocytosis
- Language disorder - children
- Language disorder - expressive
- Large cell lymphomas - children, Cancer - non-Hodgkin lymphoma - children
- Larva migrans visceralis
- Laryngeal cancer
- Laryngeal nerve damage
- Laryngitis
- Laryngotracheobronchitis - acute
- Late syphilis
- Lateral epicondylitis
- Lateral rectus palsy
- Lazy eye
- LBP - herniated disk
- LBP - sciatica
- LBP - spondylolisthesis
- LBP - stenosis
- LCIS
- Lead poisoning - pica
- Lead poisoning-pica
- Leakage of urine - stress incontinence
- Learned insomnia
- LeFort injuries
- Left ventricular outflow tract obstruction
- Left-sided heart failure
- Leg ulcer - venous insufficiency
- Legg-Calve-Perthes disease
- Legionella pneumonia
- Legionellosis
- Legionnaire disease
- Leiomyoma
- Leiomyoma - intestine
- Leiomyosarcoma
- Leiomyosarcoma
- Leiomyosarcoma
- Leishmaniasis
- Lemming fever
- LEMS
- Lens opacity
- Lentigo maligna
- Lentigo maligna melanoma
- LEOPARD syndrome
- Leprosy
- Leptospirosis
- LES
- LES
- Lesch-Nyhan syndrome
- Letterer-Siwe disease
- Leukemia
- Leukemia - acute childhood (ALL)
- Leukemia - acute granulocytic
- Leukemia - acute myeloid (AML)
- Leukemia - chronic granulocytic
- Leukemia - chronic lymphocytic (CLL)
- Leukemia - hairy cell
- Leukemia - nonlymphocytic (ANLL)
- Leukemic reticuloendotheliosis
- Leukemoid reaction
- Leukocytoclastic vasculitis
- Leukocytoclastic vasculitis
- Leukodystrophy - metachromatic
- Leukoplakia
- Lewy body dementia
- Leydig cell tumor
- LGV
- LI
- Lice - body
- Lice - pubic
- Lichen planus
- Lichen simplex chronicus
- Limb-girdle muscular dystrophies
- Limited scleroderma
- Lipid disorders
- Lipid storage disorder - Niemann-Pick disease
- Lipofuscinoses
- Lipoid nephrosis
- Liposarcoma
- Listerial infection
- Listeriosis
- Little stroke
- Livedo reticularis
- Liver abscess
- Liver cancer
- Liver cancer - hepatocellular carcinoma
- Liver cancer - metastatic
- Liver cirrhosis
- Liver cirrhosis - varices
- Liver disease
- Liver disease due to alcohol
- Liver failure - ascites
- Liver failure - cirrhosis
- Liver failure - hepatorenal
- Liver hemangioma
- Liver metastases
- Liver spots
- Lobular capillary hemangioma
- Lobular carcinoma in situ
- Lobular GN
- Localized lymphadenopathy
- Localized scleroderma
- Lockjaw
- Locomotor ataxia
- Loeffler syndrome
- Loffler syndrome
- Loose stools - viral
- Loss of brain function - liver disease
- Loss of fluids
- Lou Gehrig disease
- Lou Gehrig's disease
- Louis-Bar syndrome
- Louse-borne relapsing fever
- Low back pain
- Low back pain - acute
- Low back pain - chronic
- Low back pain - sciatica
- Low back pain - spondylolisthesis
- Low back pain - stenosis
- Low blood magnesium
- Low blood phosphate
- Low blood potassium
- Low blood pressure
- Low blood sugar
- Low blood sugar - newborns
- Low bone density
- Low calcium level - infants
- Low calcium level - infants
- Low density lipoprotein receptor mutation
- Low magnesium level
- Low platelet count - ITP
- Low platelet count - thrombocytopenia
- Low potassium level
- Low sodium level
- Low-grade chronic hyperbilirubinemia
- Low-grade dysplasia
- Low-grade dysplasia-HPV
- Lower esophageal ring
- Lower esophageal sphincter
- Lower urinary tract obstruction
- Loxia
- LSC
- LSIL - dysplasia
- LSIL-HPV
- Lubs syndrome
- Lucey-Driscol syndrome
- Lucey-Driscoll syndrome
- Ludwig’s angina
- Lues
- Lumbar pain
- Lumbar pain - chronic
- Lumbar pain - spondylolisthesis
- Lumbar radiculopathy
- Lumbar radiculopathy - sciatica
- Lump in the rectum
- Lumpy jaw
- Lung blood clot
- Lung cancer
- Lung cancer - liver metastases
- Lung cancer - metastases
- Lung cancer - non-small cell
- Lung cancer - small cell
- Lung congestion
- Lung disease
- Lung disease - rheumatoid arthritis
- Lung metastases
- Lung water
- Lupoid hepatitis
- Lupus
- Lupus - drug induced
- Lupus anticoagulants and antiphospholipid antibodies
- Lupus erythematosus
- Lupus glomerular disease
- Lupus nephritis
- Lyell's syndrome
- Lyme disease
- Lymph gland infection
- Lymph node infection
- Lymphadenitis
- Lymphadenoid goiter - Hashimoto
- Lymphadenopathy
- Lymphangioma
- Lymphangiosarcoma
- Lymphangitis
- Lymphatic obstruction
- Lymphedema
- Lymphoblastic lymphoma
- Lymphoblastic lymphoma - children
- Lymphocytic lymphoma
- Lymphocytic thyroiditis
- Lymphofollicular hyperplasia
- Lymphofollicular hypertrophy
- Lymphogranuloma inguinale
- Lymphogranuloma venereum
- Lymphoid hyperplasia
- Lymphoid hypertrophy
- Lymphoma - adults
- Lymphoma - brain
- Lymphoma - chronic lymphocytic leukemia
- Lymphoma - Hodgkin
- Lymphoma - Hodgkin - children
- Lymphoma - mediastinal
- Lymphoma - non-Hodgkin
- Lymphoma - non-Hodgkin - children
- Lymphopathia venereum
- Lymphoplasmacytic lymphoma
- Lysosomal storage disease - Gaucher
- Lysosomal storage disease - Niemann-Pick
- Lysosomal storage disease - Tay-Sachs disease
