Test Code Test Name
AGALAC Alpha-Galactosidase, Serum
CNSDD CNS, Demyelinating Disease Eval, Serum
CMPALT Complement, Alternate Pathway, Functional
MARIN Dronabinol, Serum/Plasma
MTBPCR M. Tuberculosis Complex, PCR
MACNUT Macadamia Nut (rf345) IgE
MACKRL Mackerel (f206) IgE
MAMY Macroamylase
MG Magnesium
MGU24 Magnesium, 24-Hour Urine (w/o Creatinine)
MG24UC Magnesium, 24-Hour Urine with Creatinine
MGU24 Magnesium, 24-Hour Urine without Creatinine
MGRBC Magnesium, RBC
MAGNUR Magnesium, Urine with Creatinine
MACO Maize / Corn (F8), IgE
MAIZE Maize/Corn (f8) IgG
MALSMR Malaria Parasites
MAIGE Malt (F90), IgE
MANGBL Manganese, Blood
MANGNS Manganese, Serum
MNGOFR Mango Fruit (F91) IgE
BCL1JH Mantle Cell Lymphoma, bcl-1/JH t(11;14), Real-time PCR, Cell-based
MABE Maple / Boxelder (T1), IgE
REDMAP Maple Red (Acer rubrum) IgE* [34927X]
THCCLC Marijuana Confirmation
PMTHCF Marijuana w/ Confirmation
UTHCF Marijuana w/ Confirmation
UTHC Marijuana, Qualitative
PMTHCQ Marijuana, Qualitative
MSSAFP Maternal Serum AFP
MERE Meadow Fescue (G4), IgE
MEASLP Measles (Rubeola) Virus, Qualitative Real-Time PCR, Nasopharyngeal/Throat
MEASLM Measles Antibody (IgM)
BRAF Melanoma, BRAF V600 Mutation, Cobas®
MELONS Melons (F87) IgE
MEPCR MENINGITIS PCR PANEL
MERCUR Mercury, 24-Hour Urine
MERCRY Mercury, Blood
MERCU Mercury, Random Urine
M7Q31 MET (7Q31), FISH, Tissue
METANF Metanephrines, Fractionated, Free, LC/MS/MS, Plasma
META24 Metanephrines, Fractionated, LCMSMS, 24-Hour Urine
METFRU Metanephrines, Fractionated, LCMSMS, Random Urine
METDMT Methadone and Metabolite, Urine
MADLC Methadone Confirmation
UEDDP Methadone Metabolite (EDDP)
UMADCF Methadone w/ Confirmation
PMMADC Methadone w/ Confirmation
PMMADQ Methadone, Qualitative
UMAD Methadone, Qualitative
METHDS Methadone, Quantitation by GCMS, Serum
MADCF Methadone, Urine
UMEQCF Methaqualone w/ Confirmation
UMEQ Methaqualone, Qualitative
MHGB Methemoglobin
MTX METHOTREXATE
MTHFR Methylenetetrahydrofolate Reductase (MTHFR), DNA Mutation Analysis
MMA Methylmalonic Acid
MMAUR Methylmalonic Acid, Urine with Creatinine
EOSST Micro Exam for EOS
24MALB Microalbumin (U24) 
MAUCRE Microalbumin/Creatinine Ratio
MICINS Microsatellite Instability (MSI)
MSPORX Microsporidia Exam
MIIGE Milk (F2), IgE
MM2AB Mitochondria M2 Antibody (IgG), EIA 
MITOC Mitochondrial Antibody Screen with Reflex to Titer
MITANT Mitogen- and Antigen-induced Lymphocyte Proliferation Panel
MITGEN Mitogen-induced Lymphocyte Proliferation Panel (PHA, Con A, PWM)
KRTLC MITRAGYNINE, LC-MS/MS
MIXSTY Mixing Studies (PT/APTT)
MOLYBD Molybdenum, Serum/Plasma
MONOR Mono Spot Reflex
MOSQTO Mosquito (I71) IgE
MOCED Mountain Cedar (T6) Ige
MOEPI Mouse Epithelia (E71), IgE
MOUSEE MOUSE URINE PROTEINS (E72) IGE
MPLMUT MPL Mutation Analysis
MPOIGG MPO IGG
MPOPR3 MPO/PR3 Panel
MNKYPX Mpox Virus DNA, Qualitative Real-Time PCR
MRSAP MRSA PCR Screen
MURA Mucor Racemosus (M4), IgE
MUGWRT Mugwort (W6) IgE
MULBTR Mulberry Red Tree (Morus rubra) IgE* [15789]
MUMPSM Mumps Virus Antibody (IgM)
MUMP Mumps Virus IgG Antibody by EIA, Serum
MUMPQL Mumps Virus RNA, Qualitative Real-Time PCR
MUSK Muscle Specific Kinase (MUSK) Autoantibody, Serum
MUSHRM Mushroom (f212) IgE
MUSTRD Mustard (f89) IgE
BLASTO MVista® Blastomyces Quantitative Antigen EIA [15109]
MGMR MYASTHENIA GRAVIS EVALUATION W/ MUSK REFLEX, SERUM
MYGR2 Myasthenia Gravis Panel 2
MTBNON Mycobacterium tuberculosis Complex, PCR, Non-Respiratory
MYCPHN Mycophenolic Acid, LC/MS/MS
MYCRNA Mycoplasma genitalium RNA, TMA
MYCURE Mycoplasma hominis/Ureaplasma Culture
MYCPLS Mycoplasma pneumoniae DNA, Qualitative, Real-Time PCR
MYCGM Mycoplasma Pneumoniae IgG and IgM
MYCO Mycoplasma Pneumoniae IgG Antibody by EIA
MYCOM Mycoplasma Pneumoniae IgM Antibody
MUPANL SureSwab®, Mycoplasma/Ureaplasma Panel, Real-Time PCR
MYDMUT MYD88, Mutation Analysis
MAGABR Myelin Associated Glycoprotein (MAG) Antibody, with Reflex to MAG-SGPG and MAG, EIA
MAGABM Myelin Associated Glycoprotein (MAG)-SGPG Antibody (IgM)
MBP Myelin Basic Protein
MOGAB Myelin Oligodendrocyte Glycoprotein (MOG) Antibody with Reflex to Titer, Serum
MOGFS Myelin Oligodendrocyte Glycoprotein (MOG-IgG1)
NGSMYD MYELOID NGS PANEL 68
MYELOP Myeloperoxidase Antibody
MYPNM Myeloproliferative Neoplasms (MPN) Core Diagnostic Panel
MYOCRD Myocardial Antibody Screen with Reflex to Titer
MYOGLS Myoglobin, Serum
MYOU Myoglobin, Urine [661]
MYOSSP Myositis Specific 11 Antibody Panel
RITALN Ritalinic Acid