Lead, Random Urine Legius Syndrome (SPRED1) Sequencing and Deletion/Duplication Lead, RBC Leishmania Antibody, IgG (Visceral Leishmaniasis) Lead, Urine Leptin, Quantitative by Chemiluminescent Immunoassay LEB Antigen Typing – Patient Leptospira Antibody, IgM by Dot Blot Lecithin-Sphingomyelin Ratio (Inactive as of 11/14/16) Leptospira Culture Leflunomide Metabolite, Serum or Plasma Leucine Aminopeptidase (LAP), Serum Lipid Panel Liver-Kidney Microsome – 1 Antibody, IgG Lipid Panel, Extended Liver-Kidney Microsome Antibody, IgG LipoProfile by Nuclear Magnetic Resonance (NMR) LMNA-Related Disorders (LMNA) Deletion/Duplication LipoProfile by Nuclear Magnetic Resonance (NMR), Particle Analysis Only LMNA-Related Disorders (LMNA) Sequencing