Disease Reference Index - L

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• Labyrinthitis
• Lack of intrinsic factor
• Lacrimal gland tumor
• Lactase deficiency
• Lactic acidosis
• Lactose intolerance
• Laennec's cirrhosis
• Lambert-Eaton Syndrome
• Lamellar ichthyosis
• Lancefield group B streptococcus
• Landouzy-Dejerine muscular dystrophy
• Landry-Guillain-Barre syndrome
• Langerhans cell histiocytosis
• Language disorder - expressive
• Larva migrans visceralis
• Laryngeal cancer
• Laryngeal nerve damage
• Laryngitis
• Laryngotracheobronchitis - acute
• Late persistent Lyme disease
• Late syphilis
• Lateral epicondylitis
• Lateral rectus palsy
• Latrogenic Cushing syndrome
• Laxative colitis
• Lazy eye
• LeFort injuries
• Left-sided heart failure
• Legg-Calve-Perthes disease
• Legionella pneumonia
• Legionnaire's disease
• Leiomyoma
• Leiomyoma - intestine
• Leiomyosarcoma
• Leishmaniasis
• Lens opacity
• Leopard syndrome
• Leprosy
• Leptospirosis
• Lesch-Nyhan syndrome
• Letterer-Siwe disease
• Leukemia
• Leukemia - acute childhood (ALL)
• Leukemia - acute granulocytic
• Leukemia - acute myeloid (AML)
• Leukemia - chronic granulocytic (CML)
• Leukemia - chronic lymphocytic (CLL)
• Leukemia - hairy cell
• Leukemia - nonlymphocytic (ANLL)
• Leukemic reticuloendotheliosis
• Leukemoid reaction
• Leukodystrophy - metachromatic
• Leukoplakia
• Lewy body dementia
• Leydig cell tumor
• LGV
• Lice - body
• Lice - head
• Lice - pubic
• Lichen planus
• Lichen simplex chronicus
• Limb-girdle muscular dystrophies
• Lipid disorders
• Lipofuscinoses
• Lipoid nephrosis
• Listeriosis
• Little stroke
• Livedo reticularis
• Liver abscess
• Liver cancer
• Liver cirrhosis
• Liver disease
• Liver disease due to alcohol
• Liver hemangioma
• Liver metastases
• Liver spots
• Lobar intracerebral hemorrhage
• Lobular capillary hemangioma
• Lobular GN
• Localized lymphadenopathy
• Lockjaw
• Loeffler syndrome
• Lou Gehrig's disease
• Louis-Bar syndrome
• Low blood magnesium
• Low blood phosphate
• Low blood potassium
• Low blood pressure
• Low blood sugar
• Low density lipoprotein receptor mutation
• Low-grade chronic hyperbilirubinemia
• Lower esophageal ring (Schatzki)
• Lower urinary tract obstruction
• Loxia
• Lucey-Driscol syndrome
• Ludwig’s angina
• Lues
• Lumbar radiculopathy
• Lump in the rectum
• Lumps in the breasts
• Lumpy jaw
• Lung blood clot
• Lung cancer
• Lung cancer - non-small cell
• Lung cancer - small cell
• Lung collapse - spontaneous
• Lung disease
• Lung disease - rheumatoid arthritis
• Lung metastases
• Lung water
• Lung/pulmonary congestion
• Lupoid hepatitis
• Lupus
• Lupus anticoagulants
• Lupus erythematosus
• Lupus glomerular disease
• Lupus nephritis
• Luteal phase defect
• Lyell's syndrome
• Lyme borreliosis
• Lyme disease
• Lyme disease - chronic persistent
• Lyme disease - early disseminated
• Lyme disease - primary
• Lyme disease - secondary or stage 2
• Lymph follicular hypertrophy
• Lymph gland infection
• Lymph node infection
• Lymphadenitis and lymphangitis
• Lymphadenoid goiter
• Lymphadenopathy
• lymphangioma
• Lymphatic obstruction
• Lymphedema
• Lymphoblastic lymphoma
• Lymphocytic lymphoma
• Lymphocytic thyroiditis
• Lymphogranuloma inguinale
• Lymphogranuloma venereum
• Lymphoid hyperplasia
• Lymphoid hypertrophy
• Lymphoma - brain
• Lymphoma - Hodgkin's
• Lymphoma - mediastinal
• Lymphoma - non-Hodgkin's
• Lymphopathia venereum
• Lymphoplasmacytic lymphoma