Dictionary of Medical Acronyms & Abbreviations

[ M ]

• MJA  mechanical joint apparatus
• MJAD  Machado-Joseph Azorean disease
• MJD  Machado-Joseph disease; Mseleni joint disease
• MJI  Moral Judgment Interview
• MJRT  maximum junctional recovery time
• MJT  Mead Johnson tube
• MK  megakaryocyte; monkey kidney; myokinase
• Mk  monkey
• mkat  millikatal
• μkat  microkatal
• mkat/L  millikatals per liter
• MKB  medical knowledge [data]base; megakaryoblast
• MKC  monkey kidney cell
• MKF  MEDLINE Knowledge Finder
• m-kg  meter-kilogram
• MKHS  Menkes kinky hair syndrome
• MkK  monkey kidney
• MkL  megakaryoblastic leukemia
• MKMD  Molecular Knowledge of Metabolic Diseases [database]
• MKP  monobasic potassium phosphate
• MKS, mks  meter-kilogram-second
• MKSAP  medical knowledge self-assessment program
• MKT  mean kinetic temperature
• MKTC  monkey kidney tissue culture
• MKV  killed measles vaccine
• ML  Licentiate in Medicine; Licentiate in Midwifery; malignant lymphoma; marked latency; markup language; maximum likelihood; medial lemniscus; median load; medio-lateral; mesiolingual; middle lobe; midline; molecular layer; motor latency; mucolipidosis; mucosal leishmaniasis; multiple lentiginosis; muscular layer; myeloid leukemia
• ML I, II, III, IV  mucolipidosis I, II, III, IV
• M/L  monocyte/lymphocyte [ratio]
• M-L  Martin-Lewis [medium]
• mL  millilambert; milliliter
• ml  milliliter
• μL  microliter
• MLA  left mentoanterior [fetal position]; Medical Library Association; mesiolabial; monocytic leukemia, acute
• mLa  millilambert
• MLAA  Medical Library Assistance Act
• MLAB  Multilingual Aphasia Battery
• MLAC  minimum local anesthetic concentration
• MLAEB  midlatency auditory evoked potential
• MLAEP  midlatency auditory evoked potential
• MLaI  mesiolabioincisal
• MLAP  mean left atrial pressure
• MLaP  mesiolabiopulpal
• MLB  micro-laryngobronchoscopy; monoaural loudness balance
• MLb  macrolymphoblast
• MLBP  mechanical low back pain
• MLBPNN  multilayer back propagation neural network
• MLBW  moderately low birthweight
• MLC  minimum lethal concentration; mixed leukocyte culture; mixed ligand chelate; mixed lymphocyte concentration; mixed lymphocyte culture; morphine-like compound; multilamellar cytosome; multileaf collimator; myelomonocytic leukemia, chronic; myosin light chain
• MLCCHF  Multicenter Lisinopril Captopril Congestive Heart Failure [study]
• MLCK  myosin light chain kinase
• MLCN  multilocular cystic nephroma
• MLCO  Member of the London College of Osteopathy
• MLCP  myosin light-chain phosphatase
• MLCQ  Modified Learning Climate Questionnaire
• MLCT  metal-to-ligand charge transfer
• MLD  manual lymph drainage; masking level difference; mean luminal diameter; median lethal dose; metachromatic leukodystrophy; minimal lesion disease; minimal luminal diameter; minimum lethal dose
• MLD₅₀  median lethal dose
• mL/dL  milliliters per deciliter
• MLE  maximum likelihood estimation; maximum likelihood estimator
• MLEE  multilocus enzyme electrophoresis
• MLEI  most likely exposed individual
• MLEL  malignant lymphoepithelial lesion
• MLEM, ML-EM  maximum likelihood expectation maximization [imaging]
• MLF  medial longitudinal fasciculus; morphine-like factor
• MLFF  multilayer feed forward
• MLG  mesiolingual groove; mitochondrial lipid glycogen
• MLGN  minimal lesion glomerulonephritis
• ML-H  malignant lymphoma, histiocytic
• MLI  mesiolinguoincisal; mixed lymphocyte interaction
• MLL  mixed lineage leukemia; multi-level logistic
• mL/L  milliliters per liter
• MLLT1  mixed lineage leukemia translocated to 1
• MLLT2  mixed lineage leukemia translocated to 2
• MLM  map of local minima; medical logic module
• MLN  manifest latent nystagmus; membranous lupus nephropathy; mesenteric lymph node; motilin
• MLNS  minimal lesion nephrotic syndrome; mucocutaneous lymph node syndrome
• MLO  medio-lateral oblique; mesiolinguo-occlusal; Mycoplasma-like organism
• MLP  left mentoposterior [fetal position]; match list position; maximum lifespan potential; medical language processing; mesiolinguopulpal; microsomal lipoprotein; midlevel practitioner; multilayer perception; multilocus probe
• ML-PDL  malignant lymphoma, poorly differentiated lymphocytic
• MLR  mean length response; middle latency response; mineralocorticoid receptor; mixed lymphocyte reaction; multilinear regression; multivariate linear regression
• MLRD  microgastria-limb reduction defects [association]
• MLRS  multiple launch rocket system [chemical warhead]
• MLS  maximum length sequence; maximum likelihood estimator; mean lifespan; median life span; median longitudinal section; microphthalmia-linear skin defects [syndrome]; middle lobe syndrome; mouse leukemia virus; multilevel scheme; multiple line scan; myelomonocytic leukemia, subacute
• MLS-ART  multilevel scheme algebraic reconstruction scheme
• MLSB  migrating long spike burst
• MLSI  multiple line scan imaging
• MLT  left mentotransverse [fetal position]; mean latency time; median lethal time; medical laboratory technician
• MLT-AD  medical laboratory technician-associate degree
• MLT(ASCP)  Medical Laboratory Technician certified by the American Society of Clinical Pathologists
• MLTC  mixed leukocyte-trophoblast culture; mixed lymphocyte tumor cell
• MLT-C  medical laboratory technician-certificate
• MLTI  mixed lymphocyte target interaction
• MLU  mean length of utterance
• MLV  Moloney leukemia virus; Mono Lake virus; multilaminar vesicle; murine leukemia virus
• MLVAR  amphotropic receptor for murine leukemia virus
• MLVDP  maximum left ventricular developed pressure
• mlx  millilux
• MM  macromolecule; Maëlzels metronome; major medical [insurance]; malignant melanoma; manubrium to malleus; Marshall-Marchetti; Master of Management; mathematical morphology; medial malleolus; mediastinal mass; medical management; megamitochondria; melanoma metastasis; meningococcal meningitis; menstrually related migraine; metastatic melanoma; methadone maintenance; minimal medium; mismatched; molecular mechanics; morbidity and mortality; mucous membrane; multiple model; multiple myeloma; muscularis mucosae; myeloid metaplasia; myelomeningocele
• M&M  morbidity and mortality
• mM  millimolar; millimole; mini-MEDLINE [database]
• mm  methylmalonyl; millimeter; mucous membrane; muscles
• mm²  square millimeter
• mm³  cubic millimeter
• mμ  millimicron
• μM  micromole, micromolar
• μm  micrometer; micromilli-
• μ/μ  mass attenuation coefficient
• MMA  mastitis-metritis-agalactia [syndrome]; medical management analysis; medical materials account; methylmalonic acid; methylmethacrylate; middle meningeal artery; minor morphologic aberration; monomethyladenosine; monomethylarsonic acid
• MMAA  mini-microaggregates of albumin
• MMAD  median aerodynamic diameter
• MMAP  mean maternal arterial blood pressure
• MMAS  Massachusetts Male Aging Study; modified motor assessment scale
• MMATP  methadone maintenance and aftercare treatment program
• MMC  Materials Microcharacterization Collaboratory; mechanical myocardial channeling; migrating myoelectric complex; minimum medullary concentration; mitomycin C; mucosal mast cell
• mμc  millimicrocurie
• μμC  micromicrocurie [picocurie]
• MMCO  Medicaid managed care organization
• MMD  mass median diameter; minimum morbidostatic dose; moyamoya disease; myotonic muscular dystrophy
• MMDB  Molecular Modeling Database [NLM]
• MMDDI  mutual molecular dataset diversity index
• MMDTSD  multiscale morphological derivative transform-based singularity detector
• MME  mini mental examination; M-mode echocardiography; mobile medical equipment; mouse mammary epithelium
• MMED  Master of Medicine
• MMEF  maximum midexpiratory flow
• MMEFR  maximum midexpiratory flow rate
• MMEP  microcephaly-microphthalmia-electrodactyly-prognathism [syndrome]; multimicroelectrode plate
• MMF  maxillomandibular fixation; maximum midexpiratory flow; mean maximum flow; Member of the Medical Faculty
• μμF  micromicrofarad [picofarad]
• MMFF  Merck molecular force field [algorithm]
• MMFR  maximum midexpiratory flow rate; maximal midflow rate
• MMFV  maximum midrespiratory flow volume
• MMG  mean maternal glucose
• mμg  millimicrogram
• μmg  micromilligram [nanogram]
• μμg  micromicrogram [picogram]
• MMH  monomethylhydrazine
• mmHg  millimeters of mercury
• μmHg  micrometer of mercury
• mmH₂O  millimeters of water
• MMI  macrophage migration inhibition; man-machine interface; master member index; maximum medical improvement; methylmercaptoimidazole; mucous membrane irritation
• MMIF  macrophage migration inhibitory factor
• MMIH  megacystis-microcolon-intestinal hypoperistalsis [syndrome]
• MMIHS  megacystis-microcolon-intestinal hypoperistalsis syndrome
• MMIRG  Multicenter Myocardial Ischemia Research Group
• MMIS  Medicaid management information system
• MML  medical markup language; Moloney murine leukemia; monomethyllysine; myelomonocytic leukemia
• mM/L  millimoles per liter
• MMLV  Moloney murine leukemia virus; Montana myotis leukoencephalitis virus
• MMM  see 3-M [syndrome]; marginal metallophilic macrophage; microsome-mediated mutagenesis; myelofibrosis with myeloid metaplasia; myelosclerosis with myeloid metaplasia
• μmm  micromillimeter [nanometer]
• μmμ  meson
• MMMF  man-made mineral fibers
• MMMM  megalocornea-macrocephaly- motor and mental retardation [syndrome]
• MMMSE  Modified Mini-Mental Status Exam
• MMMT  malignant mixed müllerian tumor
• MMN  mismatch negativity; morbus maculosus neonatorum; multiple mucosal neuroma
• MMNC  marrow mononuclear cell
• MMNCB  multifocal motor neuropathy with conduction block
• MMNN  multi-modular neural network
• MMO  medical management office; methane monooxygenase
• MMOA  maxillary mandibular odontectomy alveolectomy
• MMOB  Molecular Modeling Database
• M-mode  motion mode
• MMoL  myelomonoblastic leukemia
• mmol  millimole
• μmol  micromole, micromolar
• mmol/L  millimoles per liter
• MMP  matrix metalloproteinase; maximum maintained pressure; muscle mechanical power
• 4-MMPD  4-methoxy-m-phenylenediamine
• MMPI  matrix metalloproteinase inhibitor; Minnesota Multiphasic Personality Inventory
• MMPNC  Medical Maternal Program for Nuclear Casualties
• mmpp  millimeters partial pressure
• MMPR  methylmercaptopurine riboside
• MMPS  Medicare Mortality Predictor System
• MMR  mass miniature radiography; masseter muscle rigidity; maternal mortality rate; measles-mumps-rubella [vaccine]; megalocornea-mental retardation [syndrome]; mild mental retardation; mobile mass x-ray; mono-methylorutin; multimodal reasoning; myocardial metabolic rate
• MMRB  mouth-to-mouth rescue breathing
• MMRS  Mosoriot Medical Record System
• MMS  mass mammographic screening; Master of Medical Science; methyl methane sulfonate; Mini-Mental State
• mμs  millimicrosecond
• MMSA  Master of Midwifery, Society of Apothecaries
• MMSc  Master of Medical Science
• MMSE  mini-mental status examination
• mm/sec  millimeters per second
• MMSP  malignant melanoma of soft parts
• mm st  muscle strength
• MMT  alpha-methyl-m-tyrosine; manual muscle test; microcephaly-mesobrachydactyly-tracheoesophageal fistula [syndrome]; mouse mammary tumor
• MMTA  methylmetatyramine
• MMTB  multimedia textbook [computer-associated radiology]
• MMTP  methadone maintenance treat-ment program
• MMTT  Multicenter Myocarditis Treatment Trial
• MMTV  mouse mammary tumor virus
• MMU  medical maintenance unit; mercaptomethyl uracil
• mmu  millimass unit
• MMuLV  Moloney murine leukemia virus
• MMV  mandatory minute ventilation; mandatory minute volume; Medicines for Malaria Venture [WHO]
• MMVD  mixed mitral valve disease
• MMVF  man-made vitreous fiber
• MMVT  monomorphic ventricular tachycardia
• MMWR  Morbidity and Mortality Weekly Report
• MMWV  modulated Morlet wavelet transform vector sum