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  1. La Peste
  2. Lab Results
  3. Lab Test Results: Units of Measurement
  4. Lab Tests for Fibromyalgia
  5. Laband Syndrome
  6. Labhart-Willi Syndrome
  7. Labor Trial After a Previous Cesarean Delivery, Deciding About
  8. Labour, Delivery, and Postpartum Period
  9. Labyrinthine Hydrops
  10. Labyrinthine Positional Nystagmus
  11. Labyrinthine Syndrome
  12. Labyrinthitis and Vestibular Neuritis
  13. Lacerations (Cuts)
  14. Lacrimo-Auriculo-Dento-Digital Syndrome
  15. Lactase Deficiency
  16. Lactase Isolated Intolerance
  17. Lactation Mastitis
  18. Lactation-Uterus Atrophy
  19. lactic and pyruvate acidemia with carbohydrate sensitivity
  20. lactic and pyruvate acidemia with episodic ataxia and weakness
  21. Lactose Intolerance
  22. Lactose Intolerance
  23. LAD syndromes
  24. LADD Syndrome
  25. Laetrile/Amygdalin (PDQ®): Complementary and alternative medicine - Health Professional Information [NCI]
  26. Laetrile/Amygdalin (PDQ®): Complementary and alternative medicine - Patient Information [NCI]
  27. Laki-Lorand Factor Deficiency
  28. LAM
  29. Lambert-Eaton Myasthenic Syndrome
  30. Lambert-Eaton Syndrome
  31. Lambliasis
  32. lamellar ichthyosis, type 1 and type 2
  33. Lancefield Group B Streptococcus
  34. Lancereaux-Mathieu-Weil Spirochetosis
  35. Landau Kleffner Syndrome
  36. Landry's Ascending Paralysis
  37. Landry-Guillain-Barré-Strohl syndrome
  38. Langer Giedion Syndrome
  39. Langerhans Cell Histiocytosis
  40. Langerhans Cell Histiocytosis Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  41. Langerhans Cell Histiocytosis Treatment (PDQ®): Treatment - Patient Information [NCI]
  42. Language Development
  43. Language Development in Newborns
  44. Language Development, Ages 1 to 12 Months
  45. Laparoscopic gallbladder surgery for gallstones
  46. Laparoscopic Inguinal Hernia Repair
  47. Laparoscopic ovarian drilling (ovarian diathermy) for PCOS
  48. Laparoscopic surgery for endometriosis
  49. Laparoscopic Tubal Ligation
  50. Laparotomy for Pelvic Problems
  51. Laron Dwarfism
  52. Laron Syndrome
  53. Laron Type Pituitary Dwarfism I
  54. Larsen Syndrome
  55. Laryngeal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  56. Laryngeal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  57. Laryngeal Dystonia
  58. Laryngeal Papilloma
  59. Laryngitis
  60. Laryngotracheobronchitis
  61. Laser Epithelial Keratomileusis (LASEK)
  62. Laser in-situ keratomileusis for farsightedness (H-LASIK)
  63. Laser Iridotomy for Glaucoma
  64. Laser photocoagulation for age-related macular degeneration
  65. Laser Photocoagulation for Diabetic Retinopathy
  66. Laser Resurfacing
  67. Laser Sclerostomy for Glaucoma
  68. Laser Surgery for Abnormal Cervical Cell Changes
  69. Laser Surgery for Genital Warts
  70. Laser Surgery for Glaucoma
  71. Laser Surgery for Nearsightedness, Deciding About
  72. Laser Surgery for Warts
  73. Laser Therapy for Birthmarks
  74. Laser Trabeculoplasty for Glaucoma
  75. Laser treatment for varicose veins
  76. LASIK (Laser In-Situ Keratomileusis) for Nearsightedness
  77. Last Days of Life (PDQ®): Supportive care - Health Professional Information [NCI]
  78. Last Days of Life (PDQ®): Supportive care - Patient Information [NCI]
  79. Late Effects of Treatment for Childhood Cancer (PDQ®): Treatment - Health Professional Information [NCI]
  80. Late Effects of Treatment for Childhood Cancer (PDQ®): Treatment - Patient Information [NCI]
  81. late onset central hypoventilation syndrome with hypothalamic dysfunction
  82. Late-Onset Immunoglobulin Deficiency
  83. Late-Onset Metachromatic Leukodystrophy
  84. Late-onset multiple carboxylase deficiency
  85. Lateral Release Surgery for Patellar Tracking Disorder
  86. Latex Allergy
  87. Launois-Bensaude
  88. Launois-Cleret Syndrome
  89. Laxatives
  90. Lazy Eye (Amblyopia)
  1. Le Merrer Syndrome
  2. Lead Poisoning
  3. Lead Poisoning in Children: Questions Before Screening
  4. Lead Poisoning Screening
  5. Lead Poisoning: Contaminated Drinking Water
  6. Lead Poisoning: Jobs and Hobbies That May Increase Risk
  7. Lead Poisoning: Nutrition and Food Preparation
  8. Lead Poisoning: Reducing Lead in Your Home
  9. Lead Poisoning: Tips for Those Who Work With Lead
  10. Learning to Talk
  11. Leber Congenital Amaurosis
  12. Leber Hereditary Optic Neuropathy
  13. Leber's Disease
  14. Leber's Optic Atrophy
  15. Leber's Optic Neuropathy (LHON)
  16. Leg Cramps at Night
  17. Leg Cramps During Pregnancy
  18. Leg Injuries
  19. Leg Problems, Non-Injury
  20. Legg Calve Perthes Disease
  21. Legionellosis
  22. Legionnaires' Disease
  23. Legionnaires' Disease and Pontiac Fever
  24. Leigh Necrotizing Encephalopathy
  25. Leigh's Disease
  26. Leigh's Syndrome
  27. Leiner Disease
  28. Leiner-Moussous Desquamative Erythroderma
  29. Leiomyosarcoma of the Uterus
  30. Leiomyosarcoma, General
  31. Leiomyosarcoma, Inferior Vena Cava
  32. Lejeune syndrome
  33. LEMS
  34. Lennox-Gastaut Syndrome
  35. Lens Opacities
  36. Lenticular Degeneration, Progressive
  37. lentigines, atrial myxoma, and blue nevi (LAMB) syndrome
  38. Lenz Dysmorphogenetic Syndrome
  39. Lenz Dysplasia
  40. Lenz Microphthalmia Syndrome
  41. Lenz Syndrome
  42. LEOPARD Syndrome
  43. Leprechaunism
  44. Leprosy
  45. Leptomeningeal Angiomatosis
  46. Leptomeningioma
  47. Leptospiral Jaundice
  48. Leptospirosis
  49. Leri Pleonosteosis
  50. Leri-Weil Dyschondrosteosis
  51. Leri-Weil Syndrome
  52. Leri-Weill Disease
  53. Leriche's Syndrome
  54. Lermoyez Syndrome
  55. Leroy Disease
  56. Lesch Nyhan Syndrome
  57. Lesch-Nyhan disease
  58. Letterer-Siwe Disease
  59. Leukemia
  60. Leukemia, Chronic Lymphocytic
  61. Leukemia, Chronic Myelogenous
  62. Leukemia, Hairy Cell
  63. Leukemia, Radiation Therapy for
  64. Leukemic Reticuloendotheliosis
  65. Leukocyte Adhesion Deficiency Syndromes
  66. Leukocytic Anomaly Albinism
  67. Leukocytic Inclusions with Platelet Abnormality
  68. Leukocytoclastic Vasculitis
  69. Leukoderma
  70. Leukodystrophy
  71. Leukodystrophy with Rosenthal Fibers
  72. Leukodystrophy, Globoid Cell
  73. Leukodystrophy, Krabbe's
  74. Leukodystrophy, Metachromatic
  75. Leukoencephalitis Periaxialis Concentric
  76. Levels of Evidence for Adult and Pediatric Cancer Treatment Studies (PDQ®): Treatment - Health Professional Information [NCI]
  77. Levels of Evidence for Cancer Genetics Studies (PDQ®): Genetics - Health Professional Information [NCI]
  78. Levels of Evidence for Cancer Screening and Prevention Studies (PDQ®): Screening - Health Professional Information [NCI]
  79. Levels of Evidence for Human Studies of Cancer Complementary and Alternative Medicine (PDQ®): Complementary and alternative medicine - Health Professional Information [NCI]
  80. Levels of Evidence for Supportive and Palliative Care Studies (PDQ®): Supportive care - Health Professional Information [NCI]
  81. Levine-Critchley Syndrome
  82. Levonorgestrel (LNg) IUD
  83. Levulosuria
  84. Levy-Hollister Syndrome
  85. Levy-Yeboa Syndrome
  86. Leyden-Moebius Muscular Dystrophy
  1. Lice
  2. Lice: Cleaning Lice From Combs, Clothing, and Other Items
  3. Lice: Removing Nits From Hair
  4. Lichen Acuminatus
  5. Lichen Annularis
  6. Lichen Planus
  7. Lichen Planus Sclerosus Atrophicus
  8. Lichen Psoriasis
  9. Lichen Ruber Acuminatus
  10. Lichen Ruber Planus
  11. Lichen Sclerosus
  12. Lichen Sclerosus et Atrophicus
  13. Lichen Urticatus
  14. Lidocaine for Cluster Headaches
  15. Life Span and Smoking Calculator
  16. Life Transitions and PTSD
  17. Life-Prolonging Treatments at End of Life, Deciding About
  18. Lifestyle Changes That May Prevent Cancer
  19. Light Therapy
  20. Light Therapy (Using), For Seasonal Affective Disorder
  21. Lightheadedness
  22. Limb Body Wall Complex
  23. Limit Dextrinosis
  24. Linda's Story: Getting Active When You Have Prediabetes
  25. Linda's Story: Quitting Smoking Improves Cholesterol
  26. Lindau Disease
  27. Lingua Fissurata
  28. Lingua Nigra
  29. Lingua Plicata
  30. Lingua Scrotalis
  31. Lingua Villosa Nigra
  32. Linguofacial Dyskinesia
  33. Lip and Oral Cavity Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  34. Lip and Oral Cavity Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  35. Lip Pseudocleft-hemangiomatous Branchial Cyst Syndrome
  36. lipase D deficiency
  37. LIPD deficiency
  38. lipid histiocytosis
  39. Lipid histiocytosis (kerasin type)
  40. Lipid Panel
  41. Lipid-Storage Myopathy Associated with SCAD Deficiency
  42. Lipidosis, ganglioside, infantile
  43. lipidosis, sphingomyelin
  44. Lipodystrophy
  45. Lipodystrophy, partial, with Rieger anomaly and short stature
  46. Lipoid Granulomatosis
  47. Lipoma
  48. Lipomatosis Dolorosa Morbus Dercum's
  49. Lipomatosis of Pancreas, Congenital
  50. Lipomucopolysaccharidosis Type I
  51. lipoprotein lipase deficiency
  52. lipoprotein lipase, included; LPL, included
  53. Liposuction
  54. Lissencephaly
  55. lissencephaly, type I
  56. Listeria Infection
  57. Listeriosis
  58. Listeriosis
  59. Lithotripsy (ESWL) for Kidney Stones, Deciding About
  60. Little Disease
  61. Little Leaguer's Elbow (Medial Apophysitis)
  62. Livedo Reticularis and Cerebrovascular Accidents
  63. Liver (Hepatocellular) Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
  64. Liver (Hepatocellular) Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
  65. Liver (Hepatocellular) Cancer Screening (PDQ®): Screening - Health Professional Information [NCI]
  66. Liver (Hepatocellular) Cancer Screening (PDQ®): Screening - Patient Information [NCI]
  67. Liver fluke disease
  68. Liver Function Panel
  69. Liver Phosphorylase Deficiency
  70. Liver Resection
  71. Liver Transplant for Hepatitis B
  72. Living Organ Donation
  73. Living Will
  74. Living Will
  75. Living With a Spinal Cord Injury
  76. Living With an Ostomy
  77. Living With More Than One Health Problem
  78. Lizard and Snake Bites
  1. LO-CCHS/HD
  2. lobar atrophy of the brain
  3. Lobar Emphysema, Infantile
  4. Lobar Holoprosencephaly
  5. Lobar Tension Emphysema in Infancy
  6. Lobo Disease
  7. Lobstein Disease (Type I)
  8. Lobster Claw Deformity
  9. Lobular Carcinoma of the Minor Salivary Glands
  10. Local Anesthesia
  11. Local Anesthesia for Childbirth
  12. Local Anesthetics
  13. Localized Infantile Mastocytosis
  14. Localized Prostate Cancer, Should I Have radiation Therapy or a Prostatectomy?
  15. Locked In Syndrome
  16. Lockjaw
  17. Loeffler Endomyocardial Fibrosis with Eosinophilia
  18. Loeffler Fibroplastic Parietal Endocarditis
  19. Loeffler's Disease
  20. Loken Senior Syndrome
  21. Long QT Syndrome Type 1
  22. Long QT Syndrome without Deafness
  23. Long-Term Care for Alzheimer's or Other Dementia, Deciding About
  24. Long-Term Care for Stroke, Deciding About
  25. Loop Electrosurgical Excision Procedure (LEEP) for Abnormal Cervical Cell Changes
  26. Loop Electrosurgical Excision Procedure (LEEP) for Genital Warts
  27. Loralie's Story: It's Never Too Late
  28. Lorna's Story: There's No Fast Cure
  29. Losing Weight: Deciding About a Diet Plan
  30. Lota
  31. Lou Gehrig's Disease
  32. Louis-Bar Syndrome
  33. Low Back Pain
  34. Low Back Pain and Sex
  35. Low Back Pain, IDET (Intradiscal Electrothermic Therapy) for
  36. Low Back Pain: Exercises to Reduce Pain
  37. Low Back Pain: Should I Have an MRI?
  38. Low Back Pain: Should I Have Spinal Manipulation?
  39. Low Back Pain: Should I Try Epidural Steroid Shots?
  40. Low Blood Pressure (Hypotension)
  41. Low Blood Sugar
  42. Low Blood Sugar (Hypoglycemia) in People Without Diabetes
  43. Low Blood Sugar from Diabetes
  44. Low blood sugar from taking insulin, Dealing with
  45. Low blood sugar from taking oral diabetes medicine, Dealing with
  46. Low blood sugar in children with diabetes, Dealing with
  47. Low blood sugar in children with diabetes, Preventing
  48. Low Blood Sugar with Gestational Diabetes, Dealing With
  49. Low Blood Sugar: Emergency Care for a Child
  50. Low Density B-lipoprotein Deficiency
  51. Low Gamma-GT Familial Intrahepatic Cholestasis
  52. Low Imperforate Anus
  53. Low Potassium Syndrome
  54. Low-Carb Diets for Weight Loss
  55. Low-Density Beta Lipoprotein Deficiency
  56. Low-Dose ASA Therapy
  57. Low-Grade Papillary Carcinoma of the Palate
  58. Low-Lying Placenta
  59. Low-Risk Drinking Guidelines
  60. Low-salt diet for cirrhosis, Eating a
  61. Low-Salt Diet for Heart Failure
  62. Low-Salt Diets: Eating Out
  63. Low-Sodium Diet for Heart Failure
  64. Low-Vision Accommodations in Your Home
  65. Low-Vision Aids and Adaptive Technology
  66. Lowe Syndrome
  67. Lower Leg Injuries
  68. Lower Leg Problems, Noninjury

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