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Top of the page- Lab Test Results: Units of Measurement
- Lab Tests for Fibromyalgia
- labetalol (oral/injection) - Medication
- Labor and Delivery
- Labor Induction and Augmentation
- Labyrinthitis and Vestibular Neuritis
- lacosamide (oral/injection) - Medication
- Lactic Acid - Medical Test
- Lactic Acid Dehydrogenase (LDH) Test - Medical Test
- lactobacillus acidophilus - Medication
- lactobacillus acidophilus and bulgaricus - Medication
- lactobacillus rhamnosus GG - Medication
- Lactose Intolerance
- lactulose (oral) - Medication
- Laetrile/Amygdalin (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Laetrile/Amygdalin (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
- lamivudine - Medication
- lamivudine and tenofovir - Medication
- lamivudine and zidovudine - Medication
- lamotrigine - Medication
- lanadelumab - Medication
- Langerhans Cell Histiocytosis Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Langerhans Cell Histiocytosis Treatment (PDQ®): Treatment - Patient Information [NCI]
- Language Development Between 12 and 24 Months of Age
- Language Development From Age 6 to 10 Years
- Language Development in Newborns
- lanolin topical - Medication
- lanreotide - Medication
- lansoprazole - Medication
- lanthanum carbonate - Medication
- Laparoscopic Gallbladder Surgery for Gallstones
- Laparoscopic Inguinal Hernia Repair
- Laparoscopic Ovarian Drilling (Ovarian Diathermy) for PCOS
- Laparoscopic Surgery
- Laparoscopic Surgery for Endometriosis
- Laparoscopic Tubal Ligation
- Laparoscopy - Medical Test
- lapatinib - Medication
- laronidase - Medication
- larotrectinib - Medication
- Laryngeal Cancer Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
- Laryngeal Cancer Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
- Laryngitis
- Laryngoscopy - Medical Test
- Laser In-Situ Keratomileusis (LASIK) for Farsightedness
- Laser Iridotomy for Glaucoma
- Laser Photocoagulation and Cryopexy for Retinal Tears
- Laser Photocoagulation for Age-Related Macular Degeneration
- Laser Photocoagulation for Diabetic Retinopathy
- Laser Resurfacing
- Laser Surgery for Genital Warts
- Laser Surgery for Skin Cancer
- Laser Surgery for Warts
- Laser Trabeculoplasty for Glaucoma
- Laser Treatment for Varicose Veins
- LASIK (Laser In-Situ Keratomileusis) for Nearsightedness
- lasmiditan - Medication
- Last Days of Life (PDQ®): Supportive care - Health Professional Information [NCI]
- Last Days of Life (PDQ®): Supportive care - Patient Information [NCI]
- latanoprost and netarsudil ophthalmic - Medication
- latanoprost ophthalmic - Medication
- latanoprostene bunod ophthalmic - Medication
- Late Effects of Treatment for Childhood Cancer (PDQ®): Treatment - Health Professional Information [NCI]
- Late Effects of Treatment for Childhood Cancer (PDQ®): Treatment - Patient Information [NCI]
- Lateral Collateral Ligament (LCL) Injury
- laureth-9 (polidocanol) - Medication
- lavender - Medication
- Laxatives
L E
Top of the page- Lead - Medical Test
- Lead Poisoning
- Lead Poisoning Screening
- Learning Disabilities
- lecithin - Medication
- ledipasvir and sofosbuvir - Medication
- lefamulin (oral/injection) - Medication
- leflunomide - Medication
- Left Ventricular Hypertrophy (LVH)
- Leg Amputation
- Leg Aneurysm
- Leg Cramps During Pregnancy
- Leg Injuries
- Leg Problems, Noninjury
- Legionnaires' Disease and Pontiac Fever
- lemborexant - Medication
- lenalidomide - Medication
- Lennox-Gastaut Syndrome
- lenvatinib - Medication
- Leriche's Syndrome
- lesinurad - Medication
- letermovir (oral/injection) - Medication
- letrozole - Medication
- letrozole and ribociclib - Medication
- leucovorin (injection) - Medication
- leucovorin (oral) - Medication
- Leukemia
- leuprolide - Medication
- leuprolide and norethindrone - Medication
- levalbuterol inhalation - Medication
- Levels of Evidence for Adult and Pediatric Cancer Treatment Studies (PDQ®): Treatment - Health Professional Information [NCI]
- Levels of Evidence for Cancer Genetics Studies (PDQ®): Genetics - Health Professional Information [NCI]
- Levels of Evidence for Cancer Screening and Prevention Studies (PDQ®): Screening - Health Professional Information [NCI]
- Levels of Evidence for Human Studies of Integrative, Alternative, and Complementary Therapies (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
- Levels of Evidence for Supportive and Palliative Care Studies (PDQ®): Supportive care - Health Professional Information [NCI]
- levetiracetam - Medication
- levobunolol ophthalmic - Medication
- levocarnitine (oral) - Medication
- levocetirizine - Medication
- levodopa inhalation - Medication
- levofloxacin (injection) - Medication
- levofloxacin (oral) - Medication
- levofloxacin ophthalmic - Medication
- levoleucovorin - Medication
- levomilnacipran - Medication
- Levonorgestrel (LNg) IUD
- levonorgestrel emergency contraceptive - Medication
- levonorgestrel intrauterine system - Medication
- levorphanol (oral) - Medication
- Levothyroxine
- levothyroxine (oral/injection) - Medication
L I
Top of the page- lidocaine and prilocaine topical - Medication
- lidocaine and tetracaine topical - Medication
- lidocaine injection - Medication
- lidocaine topical - Medication
- lidocaine viscous - Medication
- Lifestyle Changes That May Help Prevent Cancer
- lifitegrast ophthalmic - Medication
- Light Therapy
- Light to Heavy Vaginal Bleeding
- linaclotide - Medication
- linagliptin - Medication
- linagliptin and metformin - Medication
- lincomycin - Medication
- Linda's Story: Getting Active When You Have Prediabetes
- Linda's Story: Quitting Smoking Lowers My Risk
- lindane topical - Medication
- linezolid (oral/injection) - Medication
- liothyronine - Medication
- liotrix - Medication
- Lip and Oral Cavity Cancer Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
- Lip and Oral Cavity Cancer Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
- Lipase - Medical Test
- Lipid Panel
- Lipoma
- Liposuction
- liraglutide - Medication
- lisdexamfetamine - Medication
- lisinopril - Medication
- Listeriosis
- lithium - Medication
- Little Leaguer's Elbow (Medial Apophysitis)
- Live Zoster (Shingles) Vaccine: What You Need to Know
- Liver (Hepatocellular) Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
- Liver (Hepatocellular) Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
- Liver (Hepatocellular) Cancer Screening (PDQ®): Screening - Health Professional Information [NCI]
- Liver (Hepatocellular) Cancer Screening (PDQ®): Screening - Patient Information [NCI]
- Liver and Spleen Scan - Medical Test
- Liver Biopsy - Medical Test
- Liver Function Panel
- Liver Function Tests - Medical Test
- Liver Resection
- Living Organ Donation
- Living Will
- Living With a Spinal Cord Injury
- Living With an Ostomy
- Living With More Than One Health Problem
- lixisenatide - Medication
L O
Top of the page- Local Anesthesia
- Local Anesthesia for Childbirth
- lodoxamide ophthalmic - Medication
- lofexidine - Medication
- Log Roll Method for Safe Movement
- lomitapide - Medication
- lomustine - Medication
- Long-Term Care Choices
- Long-Term Effects of COVID-19
- Loop Electrosurgical Excision Procedure (LEEP) for Abnormal Cervical Cell Changes
- Loop Electrosurgical Excision Procedure (LEEP) for Genital Warts
- loperamide - Medication
- lopinavir and ritonavir - Medication
- Loralie's Story: It's Never Too Late
- loratadine - Medication
- loratadine and pseudoephedrine - Medication
- lorazepam (injection) - Medication
- lorazepam (oral) - Medication
- lorcaserin - Medication
- lorlatinib - Medication
- Lorna's Story: There's No Fast Cure
- losartan - Medication
- loteprednol (ophthalmic) - Medication
- loteprednol and tobramycin (ophthalmic) - Medication
- lovastatin - Medication
- Low Amniotic Fluid
- Low Back Pain
- Low Back Pain and Sex
- Low Back Pain: Easing Back Into Your Daily Activities
- Low Back Pain: Exercises to Reduce Pain
- Low Back Pain: Should I Have an MRI?
- Low Back Pain: Should I Have Spinal Manipulation?
- Low Back Pain: Should I Try Epidural Steroid Shots?
- Low Blood Pressure (Hypotension)
- Low Blood Sugar Level Record
- Low Bone Density
- Low Testosterone
- Low-Lying Placenta
- Low-Potassium Foods
- Low-Salt Diets: Eating Out
- Low-Vision Accommodations in Your Home
- Lowering Your Health Care Costs
- loxapine (inhalation) - Medication
- loxapine (oral) - Medication
L S
Top of the pageL U
Top of the page- lubiprostone - Medication
- luliconazole topical - Medication
- lumateperone - Medication
- Lumbar Herniated Disc
- Lumbar Herniated Disc: Should I Have Surgery?
- Lumbar Puncture - Medical Test
- Lumbar Spinal Fusion (Arthrodesis)
- Lumbar Spinal Stenosis
- Lumbar Spinal Stenosis: Should I Have Surgery?
- Lumbar Spondylosis
- Lung Biopsy - Medical Test
- Lung Cancer
- Lung Cancer and Other Lung Problems From Smoking
- Lung Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
- Lung Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
- Lung Cancer Screening
- Lung Cancer Screening (PDQ®): Screening - Health Professional Information [NCI]
- Lung Cancer Screening (PDQ®): Screening - Patient Information [NCI]
- Lung Cancer Screening: Low-Dose CT Scan - Medical Test
- Lung Cancer: Should I Have Screening?
- Lung Function in COPD
- Lung Function Tests - Medical Test
- Lung Scan - Medical Test
- Lung Surgery for Lung Cancer
- Lung Transplant for Cystic Fibrosis
- Lungs and Airways
- Lupus (Systemic Lupus Erythematosus)
- Lupus and Antiphospholipid Antibody Syndrome
- Lupus and Pregnancy
- Lupus: Criteria for Diagnosis
- Lupus: Healthy Eating
- lurasidone - Medication
- lurbinectedin - Medication
- luspatercept - Medication
- lusutrombopag - Medication
- Luteinizing Hormone (LH) Test - Medical Test
- lutetium Lu 177 dotatate - Medication
L Y
Top of the page- Lyme Disease
- Lyme Disease Test - Medical Test
- Lyme Disease: Role of Blood Tests
- Lymph Node Biopsy - Medical Test
- Lymph Node Removal (Lymphadenectomy) for Melanoma
- Lymphadenectomy for Endometrial Cancer
- Lymphedema
- Lymphedema (PDQ®): Supportive care - Health Professional Information [NCI]
- Lymphedema (PDQ®): Supportive care - Patient Information [NCI]
- Lymphedema: Managing Lymphedema
- lymphocyte immune globulin, anti-thymocyte (equine) - Medication
- lysine - Medication