5-Minute Clinical Consult
- Labial Herpes
- Lacrimal Disorders (Dry Eye Syndrome)
- Lactate Dehydrogenase Elevation (algorithm)
- Lactation
- Lactational Amenorrhea Method
- Lactation and Lactation Suppression
- Lamellar Dyshidrosis
- Large Cell Lung Cancer
- Large-Vessel Vasculitis
- Laryngeal Cancer
- Laryngitis
- Laryngopharyngeal Reflux Disease (Lprd)
- Laryngotracheitis
- Laryngotracheobronchopneumonitis
- Latent Syphilis
- Lateral Ankle Sprains
- Lateral Epicondyle Tendinopathy (Let)
- Lateral Malleolar Fracture
- Latex-Food Allergy Syndrome
- Lavender
- Laxative Abuse
- Lead Poisoning
- Lead Toxicity, Diagnosis and Treatment (Adult) (algorithm)
- Left Ventricular Noncompaction (Lvnc)
- Legg-Calvé-Perthes Disease
- Leishmaniasis
- Lennox-Gastaut Syndrome
- Lentigo and Freckles (Ephelides)
- Lentigo Maligna
- Leprosy
- Leprosy, Laryngitis With
- Leptospirosis
- Leriche Syndrome
- Lesbian Health
- Leser-Trelat Sign
- Leukemia, Acute Lymphoblastic (ALL) in Adults
- Leukemia, Acute Myeloid
- Leukemia, Chronic Lymphocytic
- Leukemia, Chronic Myelogenous
- Leukoplakia, Oral
- Levonorgestrel Emergency Contraception
- Lhermitte Phenomenon
- Lichen Planopilaris
- Lichen Planus
- Lichen Planus Pemphigoides
- Lichen Sclerosus
- Lichen Sclerosus, Penile
- Lichen Simplex Chronicus
- Licorice
- Liddle Syndrome (Pseudoaldosteronism)
- Light Therapy
- Liletta
- Limb Ischemia, in Peripheral Artery Disease
- Linear Immunoglobulin A Dermatosis
- Linear Lichen Planus
- Lipoma
- Listeriosis
- Lithium-Induced Nephritis
- Lobular Capillary Hemangioma
- Lobular Carcinoma, Infiltrating
- Loin Pain/Hematuria Syndrome
- Lone Star Tick
- Long-Acting Reversible Contraceptives (Larcs)
- Long QT Interval
- Low Back Pain, Acute (algorithm)
- Low Back Pain, Chronic (algorithm)
- Low Energy Availability (Lea)
- Lower Extremity (Leg) Ulcer, Venous Insufficiency
- Lower Extremity (Leg) Ulcer (algorithm)
- Low-Risk Pulmonary Embolism
- Lumbago
- Lumbar (Intervertebral) Disc Disorders
- Lumbar Radiculoplexus Neuropathy
- Lumbar Sprain/strain
- Lumbar Stenosis
- Lumpectomy
- Lung, Primary Malignancies
- Lung Abscess
- Lung Injury, Acute
- Lupus Erythematosus, Discoid
- Lupus Erythematosus, Systemic (SLE)
- Lupus Mastitis
- Lupus Nephropathy
- Lupus Pleuritis
- Lupus Vasculitis
- Lymphadenopathy (algorithm)
- Lymphangiosarcoma
- Lymphangitis
- Lymphangitis Carcinomatosa, Cutaneous
- Lymphoblastic Leukemia, Acute, in Adults
- Lymphocytic (Autoimmune) Hypophysitis
- Lymphocytic Interstitial Pneumonitis
- Lymphocytic Leukemia, Chronic
- Lymphogranuloma Venereum
- Lymphoma, Burkitt
- Lymphopenia or Lymphocytopenia (algorithm)
- Lymphoproliferative Syndromes
- Lynch Syndrome