OFFICAL 2005 ICD-9-CM CODES
INDEX OF DISEASES MAIN TERMS -- LETTER M
ICDMENU

 Macacus ear 744.29
 Maceration
 Machado-Joseph disease 334.8
 Machupo virus hemorrhagic fever 078.7
 Macleod's syndrome (abnormal transradiancy, one lung) 492.8
 Macrocephalia, macrocephaly 756.0
 Macrocheilia (congenital) 744.81
 Macrochilia (congenital) 744.81
 Macrocolon (congenital) 751.3
 Macrocornea 743.41
 Macrocytic - see condition
 Macrocytosis 289.89
 Macrodactylia, macrodactylism (fingers) (thumbs) 755.57
 Macrodontia 520.2
 Macroencephaly 742.4
 Macrogenia 524.05
 Macrogenitosomia (female) (male) (praecox) 255.2
 Macrogingivae 523.8
 Macroglobulinemia (essential) (idiopathic) (monoclonal) (primary)
 Macroglossia (congenital) 750.15
 Macrognathia, macrognathism (congenital) 524.00
 Macrogyria (congenital) 742.4
 Macrohydrocephalus (see also Hydrocephalus) 331.4
 Macromastia (see also Hypertrophy, breast) 611.1
 Macropsia 368.14
 Macrosigmoid 564.7
 Macrospondylitis, acromegalic 253.0
 Macrostomia (congenital) 744.83
 Macrotia (external ear) (congenital) 744.22
 Macula
 Maculae ceruleae 132.1
 Macules and papules 709.8
 Maculopathy, toxic 362.55
 Madarosis 374.55
 Madelung's
 Madness (see also Psychosis) 298.9
 Madura
 Maduromycosis (actinomycotic) 039.9
 Maffucci's syndrome (dyschondroplasia with hemangiomas) 756.4
 Magenblase syndrome 306.4
 Main en griffe (acquired) 736.06
 Maintenance
 Majocchi's
 Major - see condition
 Mal
 Malabar itch 110.9
 Malabsorption 579.9
 Malacia, bone 268.2
 Malacoplakia
 Malacosteon 268.2
 Maladaptation - see Maladjustment
 Maladie de Roger 745.4
 Maladjustment
 Malaise 780.79
 Malakoplakia - see Malacoplakia
 Malaria, malarial (fever) 084.6
 Malassez's disease (testicular cyst) 608.89
 Malassimilation 579.9
 Maldescent, testis 752.51
 Maldevelopment - see also Anomaly, by site
 Male type pelvis 755.69
 Malformation (congenital) - see also Anomaly
 Malfunction - see also Dysfunction
 Malgaigne's fracture (closed) 808.43
 Malherbe's
 Malibu disease 919.8
 Malignancy (M8000/3) - see Neoplasm, by site, malignant
 Malignant - see condition
 Malingerer, malingering V65.2
 Mallet, finger (acquired) 736.1
 Malleus 024
 Mallory's bodies 034.1
 Mallory-Weiss syndrome 530.7
 Malnutrition (calorie) 263.9
 Malocclusion (teeth) 524.4
 Malposition
 Malposture 729.9
 Malpresentation, fetus (see also Presentation, fetal) 652.9
 Malrotation
 Malta fever (see also Brucellosis) 023.9
 Maltosuria 271.3
 Maltreatment (of)
 Malt workers' lung 495.4
 Malum coxae senilis 715.25
 Malunion, fracture 733.81
 Mammillitis (see also Mastitis) 611.0
 Mammitis (see also Mastitis) 611.0
 Mammographic microcalcification 793.81
 Mammoplasia 611.1
 Management
 Mangled NEC (see also nature and site of injury) 959.9
 Mania (monopolar) (see also Psychosis, affective) 296.0
 Manic-depressive insanity, psychosis, reaction, or syndrome (see also
 Manifestations, rheumatoid
 Mankowsky's syndrome (familial dysplastic osteopathy) 731.2
 Mannoheptulosuria 271.8
 Mannosidosis 271.8
 Manson's
 Mansonellosis 125.5
 Manual - see condition
 Maple bark disease 495.6
 Maple bark-strippers' lung 495.6
 Maple syrup (urine) disease or syndrome 270.3
 Marable's syndrome (celiac artery compression) 447.4
 Marasmus 261
 Marble
 Marburg disease (virus) 078.89
 March
 Marchand multiple nodular hyperplasia (liver) 571.5
 Marchesani (-Weill) syndrome (brachymorphism and ectopia lentis)
 Marchiafava (-Bignami) disease or syndrome 341.8
 Marchiafava-Micheli syndrome (paroxysmal nocturnal hemoglobinuria)
 Marcus Gunn's syndrome (jaw-winking syndrome) 742.8
 Marfan's
 Marginal
 Marie's
 Marie-Bamberger disease or syndrome (hypertrophic) (pulmonary)
 Marie-Charcot-Tooth neuropathic atrophy, muscle 356.1
 Marie-Strumpell arthritis or disease (ankylosing spondylitis) 720.0
 Marihuana, marijuana
 Marion's disease (bladder neck obstruction) 596.0
 Marital conflict V61.10
 Mark
 Maroteaux-Lamy syndrome (mucopolysaccharidosis VI) 277.5
 Marriage license examination V70.3
 Marrow (bone)
 Marseilles fever 082.1
 Marsh's disease (exophthalmic goiter) 242.0
 Marshall's (hidrotic) ectodermal dysplasia 757.31
 Marsh fever (see also Malaria) 084.6
 Martin's disease 715.27
 Martin-Albright syndrome (pseudohypoparathyroidism) 275.49
 Martorell-Fabre syndrome (pulseless disease) 446.7
 Masculinization, female, with adrenal hyperplasia 255.2
 Masculinovoblastoma (M8670/0) 220
 Masochism 302.83
 Masons' lung 502
 Mass
 Massive - see condition
 Mastalgia 611.71
 Mast cell
 Masters-Allen syndrome 620.6
 Mastitis (acute) (adolescent) (diffuse) (interstitial) (lobular)
 Mastocytoma (M9740/1) 238.5
 Mastocytosis 757.33
 Mastodynia 611.71
 Mastoid - see condition
 Mastoidalgia (see also Otalgia) 388.70
 Mastoiditis (coalescent) (hemorrhagic) (pneumococcal) (streptococcal)
 Mastopathy, mastopathia 611.9
 Mastoplasia 611.1
 Masturbation 307.9
 Maternal condition, affecting fetus or newborn
 Maternity - see Delivery
 Matheiu's disease (leptospiral jaundice) 100.0
 Mauclaire's disease or osteochondrosis 732.3
 Maxcy's disease 081.0
 Maxilla, maxillary - see condition
 May (-Hegglin) anomaly or syndrome 288.2
 Mayaro fever 066.3
 Mazoplasia 610.8
 MBD (minimal brain dysfunction), child (see also Hyperkinesia) 314.9
 MCAD (medium chain acyl CoA dehydrogenase deficiency) 277.85
 McArdle (-Schmid-Pearson) disease or syndrome (glycogenosis V) 271.0
 McCune-Albright syndrome (osteitis fibrosa disseminata) 756.59
 MCLS (mucocutaneous lymph node syndrome) 446.1
 McQuarrie's syndrome (idiopathic familial hypoglycemia) 251.2
 Measles (black) (hemorrhagic) (suppressed) 055.9
 Meatitis, urethral (see also Urethritis) 597.89
 Meat poisoning - see Poisoning, food
 Meatus, meatal - see condition
 Meat-wrappers' asthma 506.9
 Meckel's
 Meconium
 Median - see also condition
 Mediastinal shift 793.2
 Mediastinitis (acute) (chronic) 519.2
 Mediastinopericarditis (see also Pericarditis) 423.9
 Mediastinum, mediastinal - see condition
 Medical services provided for - see Health, services provided because
 Medicine poisoning (by overdose) (wrong substance given or taken in
 Medin's disease (poliomyelitis) 045.9
 Mediterranean
 Medulla - see condition
 Medullary
 Medullated fibers
 Medulloblastoma (M9470/3)
 Medulloepithelioma (M9501/3) - see also Neoplasm, by site, malignant
 Medullomyoblastoma (M9472/3)
 Meekeren-Ehlers-Danlos syndrome 756.83
 Megacaryocytic - see condition
 Megacolon (acquired) (functional) (not Hirschsprung's disease) 564.7
 Megaduodenum 537.3
 Megaesophagus (functional) 530.0
 Megakaryocytic - see condition
 Megalencephaly 742.4
 Megalerythema (epidermicum) (infectiosum) 057.0
 Megalia, cutis et ossium 757.39
 Megaloappendix 751.5
 Megalocephalus, megalocephaly NEC 756.0
 Megalocornea 743.41
 Megalocytic anemia 281.9
 Megalodactylia (fingers) (thumbs) 755.57
 Megaloduodenum 751.5
 Megaloesophagus (functional) 530.0
 Megalogastria (congenital) 750.7
 Megalomania 307.9
 Megalophthalmos 743.8
 Megalopsia 368.14
 Megalosplenia (see also Splenomegaly) 789.2
 Megaloureter 593.89
 Megarectum 569.49
 Megasigmoid 564.7
 Megaureter 593.89
 Megrim 346.9
 Meibomian
 Meibomitis 373.12
 Meige
 Melalgia, nutritional 266.2
 Melancholia (see also Psychosis, affective) 296.90
 Melanemia 275.0
 Melanoameloblastoma (M9363/0) - see Neoplasm, bone, benign
 Melanoblastoma (M8720/3) - see Melanoma
 Melanoblastosis
 Melanocarcinoma (M8720/3) - see Melanoma
 Melanocytoma, eyeball (M8726/0) 224.0
 Melanoderma, melanodermia 709.09
 Melanodontia, infantile 521.05
 Melanodontoclasia 521.05
 Melanoepithelioma (M8720/3) - see Melanoma
 Melanoma (malignant) (M8720/3) 172.9
 Melanoplakia 528.9
 Melanosarcoma (M8720/3) - see also Melanoma
 Melanosis 709.09
 Melanuria 791.9
 MELAS syndrome (mitochondrial encephalopathy, lactic acidosis and
 Melasma 709.09
 Melena 578.1
 Meleney's
 Melioidosis 025
 Melitensis, febris 023.0
 Melitococcosis 023.0
 Melkersson (-Rosenthal) syndrome 351.8
 Mellitus, diabetes - see Diabetes
 Melorheostosis (bone) (leri) 733.99
 Meloschisis 744.83
 Melotia 744.29
 Membrana
 Membranacea placenta - see Placenta, abnormal
 Membranaceous uterus 621.8
 Membrane, membranous - see also condition
 Membranitis, fetal 658.4
 Memory disturbance, loss or lack (see also Amnesia) 780.93
 Menadione (vitamin K) deficiency 269.0
 Menarche, precocious 259.1
 Mendacity, pathologic 301.7
 Mende's syndrome (ptosis-epicanthus) 270.2
 Mendelson's syndrome (resulting from a procedure) 997.3
 Menetrier's disease or syndrome (hypertrophic gastritis) 535.2
 Meniere's disease, syndrome, or vertigo 386.00
 Meninges, meningeal - see condition
 Meningioma (M9530/0) - see also Neoplasm, meninges, benign
 Meningiomatosis (diffuse) (M9530/1) 237.6
 Meningism (see also Meningismus) 781.6
 Meningismus (infectional) (pneumococcal) 781.6
 Meningitis (basal) (basic) (basilar) (brain) (cerebral) (cervical)
 Meningocele (congenital) (spinal) (see also Spina bifida) 741.9
 Meningocerebritis - see Meningoencephalitis
 Meningococcemia (acute) (chronic) 036.2
 Meningococcus, meningococcal (see also condition) 036.9
 Meningoencephalitis (see also Encephalitis) 323.9
 Meningoencephalocele 742.0
 Meningoencephalomyelitis (see also Meningoencephalitis) 323.9
 Meningoencephalomyelopathy (see also Meningoencephalomyelitis) 349.9
 Meningoencephalopathy (see also Meningoencephalitis) 348.39
 Meningoencephalopoliomyelitis (see also Poliomyelitis, bulbar) 045.0
 Meningomyelitis (see also Meningoencephalitis) 323.9
 Meningomyelocele (see also Spina bifida) 741.9
 Meningomyeloneuritis - see Meningoencephalitis
 Meningoradiculitis - see Meningitis
 Meningovascular - see condition
 Meniscocytosis 282.60
 Menkes' syndrome - see Syndrome, Menkes'
 Menolipsis 626.0
 Menometrorrhagia 626.2
 Menopause, menopausal (symptoms) (syndrome) 627.2
 Menorrhagia (primary) 626.2
 Menorrhalgia 625.3
 Menoschesis 626.8
 Menostaxis 626.2
 Menses, retention 626.8
 Menstrual - see also Menstruation
 Menstruation
 Mentagra (see also Sycosis) 704.8
 Mental - see also condition
 Meralgia paresthetica 355.1
 Mercurial - see condition
 Mercurialism NEC 985.0
 Merergasia 300.9
 MERRF syndrome (myoclonus with epilepsy and with ragged red fibers)
 Merkel cell tumor - see Neoplasm, by site, malignant
 Merocele (see also Hernia, femoral) 553.00
 Meromelia 755.4
 Merosmia 781.1
 Merycism - see also Vomiting
 Merzbacher-Pelizaeus disease 330.0
 Mesaortitis - see Aortitis
 Mesarteritis - see Arteritis
 Mesencephalitis (see also Encephalitis) 323.9
 Mesenchymoma (M8990/1) - see also Neoplasm, connective tissue,
 Mesenteritis
 Mesentery, mesenteric - see condition
 Mesiodens, mesiodentes 520.1
 Mesio-occlusion 524.23
 Mesocardia (with asplenia) 746.87
 Mesocolon - see condition
 Mesonephroma (malignant) (M9110/3) - see also Neoplasm, by site,
 Mesophlebitis - see Phlebitis
 Mesostromal dysgenesis 743.51
 Mesothelioma (malignant) (M9050/3) - see also Neoplasm, by site,
 Metabolic syndrome 277.7
 Metabolism disorder 277.9
 Metagonimiasis 121.5
 Metagonimus infestation (small intestine) 121.5
 Metal
 Metalliferous miners' lung 503
 Metamorphopsia 368.14
 Metaplasia
 Metastasis, metastatic
 Metatarsalgia 726.70
 Metatarsus, metatarsal - see also condition
 Methemoglobinemia 289.7
 Methemoglobinuria (see also Hemoglobinuria) 791.2
 Methicillin-resistant staphylococcus aureus (MRSA) V09.0
 Methioninemia 270.4
 Metritis (catarrhal) (septic) (suppurative) (see also Endometritis)
 Metropathia hemorrhagica 626.8
 Metroperitonitis (see also Peritonitis, pelvic, female) 614.5
 Metrorrhagia 626.6
 Metrorrhexis - see Rupture, uterus
 Metrosalpingitis (see also Salpingo-oophoritis) 614.2
 Metrostaxis 626.6
 Metrovaginitis (see also Endometritis) 615.9
 Mexican fever - see Typhus, Mexican
 Meyenburg-Altherr-Uehlinger syndrome 733.99
 Meyer-Schwickerath and Weyers syndrome (dysplasia
 Meynert's amentia (nonalcoholic) 294.0
 Mibelli's disease 757.39
 Mice, joint (see also Loose, body, joint) 718.1
 Micheli-Rietti syndrome (thalassemia minor) 282.49
 Michotte's syndrome 721.5
 Micrencephalon, micrencephaly 742.1
 Microalbuminuria 791.0
 Microaneurysm, retina 362.14
 Microangiopathy 443.9
 Microcalcification, mammographic 793.81
 Microcephalus, microcephalic, microcephaly 742.1
 Microcheilia 744.82
 Microcolon (congenital) 751.5
 Microcornea (congenital) 743.41
 Microcytic - see condition
 Microdeletions NEC 758.33
 Microdontia 520.2
 Microdrepanocytosis (thalassemia-Hb-S disease) 282.49
 Microembolism
 Microencephalon 742.1
 Microfilaria streptocerca infestation 125.3
 Microgastria (congenital) 750.7
 Microgenia 524.06
 Microgenitalia (congenital) 752.89
 Microglioma (M9710/3)
 Microglossia (congenital) 750.16
 Micrognathia, micrognathism (congenital) 524.00
 Microgyria (congenital) 742.2
 Microinfarct, heart (see also Insufficiency, coronary) 411.89
 Microlithiasis, alveolar, pulmonary 516.2
 Micromyelia (congenital) 742.59
 Micropenis 752.64
 Microphakia (congenital) 743.36
 Microphthalmia (congenital) (see also Microphthalmos) 743.10
 Microphthalmos (congenital) 743.10
 Micropsia 368.14
 Microsporidiosis 136.8
 Microsporon furfur infestation 111.0
 Microsporosis (see also Dermatophytosis) 110.9
 Microstomia (congenital) 744.84
 Microthelia 757.6
 Microthromboembolism - see Embolism
 Microtia (congenital) (external ear) 744.23
 Microtropia 378.34
 Micturition
 Middle
 Midplane - see condition
 Miescher's disease 709.3
 Miescher-Leder syndrome or granulomatosis 709.3
 Mieten's syndrome 759.89
 Migraine (idiopathic) 346.9
 Migrant, social V60.0
 Migratory, migrating - see also condition
 Mikulicz's disease or syndrome (dryness of mouth, absent or decreased
 Milian atrophia blanche 701.3
 Miliaria (crystallina) (rubra) (tropicalis) 705.1
 Miliary - see condition
 Milium (see also Cyst, sebaceous) 706.2
 Milk
 Milkers' nodes 051.1
 Milk-leg (deep vessels) 671.4
 Milkman (-Looser) disease or syndrome (osteomalacia with
 Milky urine (see also Chyluria) 791.1
 Millar's asthma (laryngismus stridulus) 478.75
 Millard-Gubler paralysis or syndrome 344.89
 Millard-Gubler-Foville paralysis 344.89
 Miller-Dieker syndrome 758.33
 Miller's disease (osteomalacia) 268.2
 Miller Fisher's syndrome 357.0
 Milles' syndrome (encephalocutaneous angiomatosis) 759.6
 Mills' disease 335.29
 Millstone makers' asthma or lung 502
 Milroy's disease (chronic hereditary edema) 757.0
 Miners' - see also condition
 Minkowski-Chauffard syndrome (see also Spherocytosis) 282.0
 Minor - see condition
 Minor's disease 336.1
 Minot's disease (hemorrhagic disease, newborn) 776.0
 Minot-von Willebrand (-Jurgens) disease or syndrome (angiohemophilia)
 Minus (and plus) hand (intrinsic) 736.09
 Miosis (persistent) (pupil) 379.42
 Mirizzi's syndrome (hepatic duct stenosis) (see also Obstruction,
 Mirror writing 315.09
 Misadventure (prophylactic) (therapeutic) (see also Complications)
 Misanthropy 301.7
 Miscarriage - see Abortion, spontaneous
 Mischief, malicious, child (see also Disturbance, conduct) 312.0
 Misdirection
 Mismanagement, feeding 783.3
 Misplaced, misplacement
 Missed
 Missing - see also Absence
 Misuse of drugs NEC (see also Abuse, drug, nondependent) 305.9
 Mitchell's disease (erythromelalgia) 443.82
 Mite(s)
 Mitochondrial encephalopathy, lactic acidosis and stroke-like
 Mitochondrial neurogastrointestinal encephalopathy syndrome (MNGIE)
 Mitral - see condition
 Mittelschmerz 625.2
 Mixed - see condition
 Mljet disease (mal de Meleda) 757.39
 Mobile, mobility
 Mobitz heart block (atrioventricular) 426.10
 Mobius'
 Moeller (-Barlow) disease (infantile scurvy) 267
 Mohr's syndrome (types I and II) 759.89
 Mola destruens (M9100/1) 236.1
 Molarization, premolars 520.2
 Molar pregnancy 631
 Mold(s) in vitreous 117.9
 Molding, head (during birth) - omit code
 Mole (pigmented) (M8720/0) - see also Neoplasm, skin, benign
 Molimen, molimina (menstrual) 625.4
 Mollaret's meningitis 047.9
 Mollities (cerebellar) (cerebral) 437.8
 Molluscum
 Monckeberg's arteriosclerosis, degeneration, disease, or sclerosis
 Monday fever 504
 Monday morning dyspnea or asthma 504
 Mondini's malformation (cochlea) 744.05
 Mondor's disease (thrombophlebitis of breast) 451.89
 Mongolian, mongolianism, mongolism, mongoloid 758.0
 Monilethrix (congenital) 757.4
 Monilia infestation - see Candidiasis
 Monkeypox 057.8
 Moniliasis - see also Candidiasis
 Monoarthritis 716.60
 Monoblastic - see condition
 Monochromatism (cone) (rod) 368.54
 Monocytic - see condition
 Monocytosis (symptomatic) 288.8
 Monofixation syndrome 378.34
 Monomania (see also Psychosis) 298.9
 Mononeuritis 355.9
 Mononeuropathy (see also Mononeuritis) 355.9
 Mononucleosis, infectious 075
 Monoplegia 344.5
 Monorchism, monorchidism 752.89
 Monteggia's fracture (closed) 813.03
 Mood swings
 Moore's syndrome (see also Epilepsy) 345.5
 Mooren's ulcer (cornea) 370.07
 Mooser-Neill reaction 081.0
 Mooser bodies 081.0
 Moral
 Morax-Axenfeld conjunctivitis 372.03
 Morbilli (see also Measles) 055.9
 Morbus
 Morel-Kraepelin disease (see also Schizophrenia) 295.9
 Morel-Moore syndrome (hyperostosis frontalis interna) 733.3
 Morel-Morgagni syndrome (hyperostosis frontalis interna) 733.3
 Morgagni
 Morgagni-Adams-Stokes syndrome (syncope with heart block) 426.9
 Morgagni-Stewart-Morel syndrome (hyperostosis frontalis interna) 733.3
 Moria (see also Psychosis) 298.9
 Morning sickness 643.0
 Moron 317
 Morphea (guttate) (linear) 701.0
 Morphine dependence (see also Dependence) 304.0
 Morphinism (see also Dependence) 304.0
 Morphinomania (see also Dependence) 304.0
 Morphoea 701.0
 Morquio (-Brailsford) (-Ullrich) disease or syndrome
 Morris syndrome (testicular feminization) 259.5
 Morsus humanus (open wound) - see also Wound, open, by site
 Mortification (dry) (moist) (see also Gangrene) 785.4
 Morton's
 Morvan's disease 336.0
 Mosaicism, mosaic (chromosomal) 758.9
 Moschcowitz's syndrome (thrombotic thrombocytopenic purpura) 446.6
 Mother yaw 102.0
 Motion sickness (from travel, any vehicle) (from roundabouts or
 Mottled teeth (enamel) (endemic) (nonendemic) 520.3
 Mottling enamel (endemic) (nonendemic) (teeth) 520.3
 Mouchet's disease 732.5
 Mould(s) (in vitreous) 117.9
 Moulders'
 Mounier-Kuhn syndrome 748.3
 Mountain
 Mouse, joint (see also Loose, body, joint) 718.1
 Mouth - see condition
 Movable
 Movement
 Moya Moya disease 437.5
 Mozart's ear 744.29
 MRSA (methicillin-resistant staphylococcus aureus) V09.0
 Mucha's disease (acute parapsoriasis varioliformis) 696.2
 Mucha-Haberman syndrome (acute parapsoriasis varioliformis) 696.2
 Mu-chain disease 273.2
 Mucinosis (cutaneous) (papular) 701.8
 Mucocele
 Mucocutaneous lymph node syndrome (acute) (febrile) (infantile) 446.1
 Mucoenteritis 564.9
 Mucolipidosis I, II, III 272.7
 Mucopolysaccharidosis (types 1-6) 277.5
 Mucormycosis (lung) 117.7
 Mucositis - see also Inflammation, by site
 Mucous - see also condition
 Mucoviscidosis 277.00
 Mucus
 Muguet 112.0
 Mulberry molars 090.5
 Mullerian mixed tumor (M8950/3) - see Neoplasm, by site, malignant
 Multicystic kidney 753.19
 Multilobed placenta - see Placenta, abnormal
 Multinodular prostate 600.10
 Multiparity V61.5
 Multipartita placenta - see Placenta, abnormal
 Multiple, multiplex - see also condition
 Mumps 072.9
 Mumu (see also Infestation, filarial) 125.9
 Munchausen syndrome 301.51
 Munchmeyer's disease or syndrome (exostosis luxurians) 728.11
 Mural - see condition
 Murmur (cardiac) (heart) (nonorganic) (organic) 785.2
 Murri's disease (intermittent hemoglobinuria) 283.2
 Muscae volitantes 379.24
 Muscle, muscular - see condition
 Musculoneuralgia 729.1
 Mushrooming hip 718.95
 Mushroom workers' (pickers') lung 495.5
 Mutation
 Mutism (see also Aphasia) 784.3
 Mya's disease (congenital dilation, colon) 751.3
 Myalgia (intercostal) 729.1
 Myasthenia 358.00
 Myasthenic 728.87
 Mycelium infection NEC 117.9
 Mycetismus 988.1
 Mycetoma (actinomycotic) 039.9
 Mycobacteriosis - see Mycobacterium
 Mycobacterium, mycobacterial (infection) 031.9
 Mycosis, mycotic 117.9
 Mydriasis (persistent) (pupil) 379.43
 Myelatelia 742.59
 Myelinoclasis, perivascular, acute (postinfectious) NEC 136.9 [323.6]
 Myelinosis, central pontine 341.8
 Myelitis (acute) (ascending) (cerebellar) (childhood) (chronic)
 Myeloblastic - see condition
 Myelocele (see also Spina bifida) 741.9
 Myelocystocele (see also Spina bifida) 741.9
 Myelocytic - see condition
 Myelocytoma 205.1
 Myelodysplasia (spinal cord) 742.59
 Myeloencephalitis - see Encephalitis
 Myelofibrosis (osteosclerosis) 289.89
 Myelogenous - see condition
 Myeloid - see condition
 Myelokathexis 288.0
 Myeloleukodystrophy 330.0
 Myelolipoma (M8870/0) - see Neoplasm, by site, benign
 Myeloma (multiple) (plasma cell) (plasmacytic) (M9730/3) 203.0
 Myelomalacia 336.8
 Myelomata, multiple (M9730/3) 203.0
 Myelomatosis (M9730/3) 203.0
 Myelomeningitis - see Meningoencephalitis
 Myelomeningocele (spinal cord) (see also Spina bifida) 741.9
 Myelo-osteo-musculodysplasia hereditaria 756.89
 Myelopathic - see condition
 Myelopathy (spinal cord) 336.9
 Myeloproliferative disease (M9960/1) 238.7
 Myeloradiculitis (see also Polyneuropathy) 357.0
 Myeloradiculodysplasia (spinal) 742.59
 Myelosarcoma (M9930/3) 205.3
 Myelosclerosis 289.89
 Myelosis (M9860/3) (see also Leukemia, myeloid) 205.9
 Myesthenia - see Myasthenia
 Myiasis (cavernous) 134.0
 Myoadenoma, prostate 600.20
 Myoblastoma
 Myocardial - see condition
 Myocardiopathy (congestive) (constrictive) (familial) (hypertrophic
 Myocarditis (fibroid) (interstitial) (old) (progressive) (senile)
 Myocardium, myocardial - see condition
 Myocardosis (see also Cardiomyopathy) 425.4
 Myoclonia (essential) 333.2
 Myoclonic
 Myoclonus (familial essential) (multifocal) (simplex) 333.2
 Myodiastasis 728.84
 Myoendocarditis - see also Endocarditis
 Myoepithelioma (M8982/0) - see Neoplasm, by site, benign
 Myofascitis (acute) 729.1
 Myofibroma (M8890/0) - see also Neoplasm, connective tissue, benign
 Myofibrosis 728.2
 Myofibrositis (see also Myositis) 729.1
 Myogelosis (occupational) 728.89
 Myoglobinuria 791.3
 Myoglobulinuria, primary 791.3
 Myokymia - see also Myoclonus
 Myolipoma (M8860/0)
 Myoma (M8895/0) - see also Neoplasm, connective tissue, benign
 Myomalacia 728.9
 Myometritis (see also Endometritis) 615.9
 Myometrium - see condition
 Myonecrosis, clostridial 040.0
 Myopathy 359.9
 Myopericarditis (see also Pericarditis) 423.9
 Myopia (axial) (congenital) (increased curvature or refraction,
 Myosarcoma (M8895/3) - see Neoplasm, connective tissue, malignant
 Myosis (persistent) 379.42
 Myositis 729.1
 Myospasia impulsiva 307.23
 Myotonia (acquisita) (intermittens) 728.85
 Myotonic pupil 379.46
 Myriapodiasis 134.1
 Myringitis
 Mysophobia 300.29
 Mytilotoxism 988.0
 Myxadenitis labialis 528.5
 Myxedema (adult) (idiocy) (infantile) (juvenile) (thyroid gland) (see
 Myxochondrosarcoma (M9220/3) - see Neoplasm, cartilage, malignant
 Myxofibroma (M8811/0) - see also Neoplasm, connective tissue, benign
 Myxofibrosarcoma (M8811/3) - see Neoplasm, connective tissue,
 Myxolipoma (M8852/0) (see also Lipoma, by site) 214.9
 Myxoliposarcoma (M8852/3) - see Neoplasm, connective tissue, malignant
 Myxoma (M8840/0) - see also Neoplasm, connective tissue, benign
 Myxosarcoma (M8840/3) - see Neoplasm, connective tissue, malignant