PatientPlus by letter:L

Labour - Active Management and InductionLabyrinthitis
Lactic AcidosisLactorrhoea
Lactose IntoleranceLambert Type Ichthyosis
Lambert-Eaton Myasthenic SyndromeLandau-Kleffner Syndrome
Langerhans' Cell HistiocytosisLaparoscopic Surgery
Laryngeal CancerLaryngitis
Laser Photorefractive Keratotomy (PRK)Lassa Fever, Marburg and Ebola Virus
Lateral EpicondylitisLathyrism
Laurence-Moon SyndromeLead Poisoning
Leber's Optic AtrophyLeft Iliac Fossa Pain
Left Upper Quadrant PainLeg Ulcers
Legionella and Legionnaires' DiseaseLeiden Mutation (Factor V) Causing Thrombophilia
LeishmaniasisLejeune Syndrome
LEMS - Lambert-Eaton Myasthenic SyndromeLennox-Gastaut Syndrome
LentigoLeprosy
LeprosyLeptospirosis (Weil's Disease)
Lesch-Nyhan SyndromeLeukaemia - Chronic Lymphocytic
LeukoplakiaLibman-Sacks Endocarditis
Lichen PlanusLichen Sclerosus
Lichen SimplexLid Lag
Ligament Injuries - KneeLight-for-Dates Babies
Lightning Strikes and ElectrocutionLimb Embolism and Ischaemia
Limb-girdle Muscular DystrophyLinear IgA Dermatosis
Lipid-regulating Drugs (including Statins)Lipodystrophy Syndrome
LipomaListeriosis
LithiumLiver Biopsy
Liver Cysts and Abscesses Liver Failure
Liver Fluke - Fasciola HepaticaLiver Fluke - Opisthorchiasis
Liver TransplantationLiver Tumours
Living WillsLiving with Skin Disease
Localised SclerodermaLocalised scleroderma (Morphoea)
Löffler's DiseaseLöffler's Eosinophilic Endocarditis
Löfgren's SyndromeLoin Pain
Long-term Sickness and IncapacityLooking After People With Cancer
Loss of LibidoLow Back Pain and Sciatica
Lower Respiratory Tract Infection in ChildrenLower Urinary Tract Symptoms in Men
Lower Urinary Tract Symptoms in WomenLowe's (Oculo-cerebro-renal) Syndrome
Lown-Ganong-Levine SyndromeLumbar Puncture
Lumbar Spinal StenosisLumps
Lumps in the Groin and ScrotumLung Abscess
Lung CancerLutembacher's Syndrome
Lyell's SyndromeLyme Disease
Lymphadenopathy - GeneralLymphatic Filariasis
Lymphogranuloma VenereumLymphoma - Hodgkin's
Lymphoma - Non-Hodgkin's