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ICD-10-CM Table of Neoplasms — M

Find the site first, then the column matching the behavior stated in the diagnosis. Behavior must come from the pathology report, not from the site alone.

73 entries.

TermCodes by circumstance
Mackenrodt's ligamentMalignant, primary:C57.7Malignant, secondary:C79.82Ca in situ:D07.39Benign:D28.7Uncertain behavior:D39.8Unspecified behavior:D49.59
malarMalignant, primary:C41.0Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
mandibleMalignant, primary:C41.1Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
mandible, alveolar, mucosa (carcinoma)Malignant, primary:C03.1Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mandible, alveolar, ridge or processMalignant, primary:C41.1Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
marrow NEC (bone)Malignant, primary:C96.9Malignant, secondary:C79.52Uncertain behavior:D47.9Unspecified behavior:D49.89
mastectomy site (skin)Malignant, primary:C44.501Malignant, secondary:C79.2
mastectomy site (skin), specified as breast tissueMalignant, secondary:C79.81
mastoid (air cells) (antrum) (cavity)Malignant, primary:C30.1Malignant, secondary:C78.39Ca in situ:D02.3Benign:D14.0Uncertain behavior:D38.5Unspecified behavior:D49.1
mastoid (air cells) (antrum) (cavity), bone or processMalignant, primary:C41.0Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
maxilla, maxillary (superior)Malignant, primary:C41.0Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
maxilla, maxillary (superior), alveolar, mucosaMalignant, primary:C03.0Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
maxilla, maxillary (superior), alveolar, ridge or process (carcinoma)Malignant, primary:C41.0Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
maxilla, maxillary (superior), antrumMalignant, primary:C31.0Malignant, secondary:C78.39Ca in situ:D02.3Benign:D14.0Uncertain behavior:D38.5Unspecified behavior:D49.1
maxilla, maxillary (superior), carcinomaMalignant, primary:C03.0Malignant, secondary:C79.51
maxilla, maxillary (superior), sinusMalignant, primary:C31.0Malignant, secondary:C78.39Ca in situ:D02.3Benign:D14.0Uncertain behavior:D38.5Unspecified behavior:D49.1
meatus external (ear)Malignant, secondary:C79.2Uncertain behavior:D48.5Unspecified behavior:D49.2
Meckel diverticulum, malignantMalignant, primary:C17.3Malignant, secondary:C78.4Ca in situ:D01.49Benign:D13.39Uncertain behavior:D37.2Unspecified behavior:D49.0
mediastinum, mediastinalMalignant, primary:C38.3Malignant, secondary:C78.1Benign:D15.2Uncertain behavior:D38.3Unspecified behavior:D49.89
mediastinum, mediastinal, anteriorMalignant, primary:C38.1Malignant, secondary:C78.1Benign:D15.2Uncertain behavior:D38.3Unspecified behavior:D49.89
mediastinum, mediastinal, posteriorMalignant, primary:C38.2Malignant, secondary:C78.1Benign:D15.2Uncertain behavior:D38.3Unspecified behavior:D49.89
medulla, adrenalCa in situ:D09.3Unspecified behavior:D49.7
medulla, oblongataMalignant, primary:C71.7Malignant, secondary:C79.31Benign:D33.1Uncertain behavior:D43.1Unspecified behavior:D49.6
meibomian glandMalignant, secondary:C79.2Uncertain behavior:D48.5Unspecified behavior:D49.2
meibomian gland, basal cell carcinoma
meibomian gland, sebaceous cell
meibomian gland, specified type NEC
meibomian gland, squamous cell carcinoma
meningesMalignant, primary:C70.9Malignant, secondary:C79.49Benign:D32.9Uncertain behavior:D42.9Unspecified behavior:D49.7
meninges, brainMalignant, primary:C70.0Malignant, secondary:C79.32Benign:D32.0Uncertain behavior:D42.0Unspecified behavior:D49.7
meninges, cerebralMalignant, primary:C70.0Malignant, secondary:C79.32Benign:D32.0Uncertain behavior:D42.0Unspecified behavior:D49.7
meninges, cranialMalignant, primary:C70.0Malignant, secondary:C79.32Benign:D32.0Uncertain behavior:D42.0Unspecified behavior:D49.7
meninges, intracranialMalignant, primary:C70.0Malignant, secondary:C79.32Benign:D32.0Uncertain behavior:D42.0Unspecified behavior:D49.7
meninges, spinal (cord)Malignant, primary:C70.1Malignant, secondary:C79.49Benign:D32.1Uncertain behavior:D42.1Unspecified behavior:D49.7
meniscus, knee joint (lateral) (medial)Malignant, secondary:C79.51Uncertain behavior:D48.0Unspecified behavior:D49.2
mesentery, mesentericMalignant, primary:C48.1Malignant, secondary:C78.6Benign:D20.1Uncertain behavior:D48.4Unspecified behavior:D49.0
mesoappendixMalignant, primary:C48.1Malignant, secondary:C78.6Benign:D20.1Uncertain behavior:D48.4Unspecified behavior:D49.0
mesocolonMalignant, primary:C48.1Malignant, secondary:C78.6Benign:D20.1Uncertain behavior:D48.4Unspecified behavior:D49.0
mesosalpinxMalignant, primary:C57.1Malignant, secondary:C79.82Ca in situ:D07.39Benign:D28.2Uncertain behavior:D39.8Unspecified behavior:D49.59
mesovariumMalignant, primary:C57.1Malignant, secondary:C79.82Ca in situ:D07.39Benign:D28.2Uncertain behavior:D39.8Unspecified behavior:D49.59
metacarpus (any bone)Malignant, secondary:C79.51
metastatic NECMalignant, secondary:C79.9
metatarsus (any bone)Malignant, secondary:C79.51
midbrainMalignant, primary:C71.7Malignant, secondary:C79.31Benign:D33.1Uncertain behavior:D43.1Unspecified behavior:D49.6
mons, pubisMalignant, primary:C51.9Malignant, secondary:C79.82Ca in situ:D07.1Benign:D28.0Uncertain behavior:D39.8Unspecified behavior:D49.59
mons, venerisMalignant, primary:C51.9Malignant, secondary:C79.82Ca in situ:D07.1Benign:D28.0Uncertain behavior:D39.8Unspecified behavior:D49.59
motor tractMalignant, primary:C72.9Malignant, secondary:C79.49Benign:D33.9Uncertain behavior:D43.9Unspecified behavior:D49.7
motor tract, brainMalignant, primary:C71.9Malignant, secondary:C79.31Benign:D33.2Uncertain behavior:D43.2Unspecified behavior:D49.6
motor tract, cauda equinaMalignant, primary:C72.1Malignant, secondary:C79.49Benign:D33.4Uncertain behavior:D43.4Unspecified behavior:D49.7
motor tract, spinalMalignant, primary:C72.0Malignant, secondary:C79.49Benign:D33.4Uncertain behavior:D43.4Unspecified behavior:D49.7
mouthMalignant, primary:C06.9Malignant, secondary:C79.89Ca in situ:D00.00Benign:D10.30Uncertain behavior:D37.09Unspecified behavior:D49.0
mouth, book-leafMalignant, primary:C06.89Malignant, secondary:C79.89
mouth, floorMalignant, primary:C04.9Malignant, secondary:C79.89Ca in situ:D00.06Benign:D10.2Uncertain behavior:D37.09Unspecified behavior:D49.0
mouth, floor, anterior portionMalignant, primary:C04.0Malignant, secondary:C79.89Ca in situ:D00.06Benign:D10.2Uncertain behavior:D37.09Unspecified behavior:D49.0
mouth, floor, lateral portionMalignant, primary:C04.1Malignant, secondary:C79.89Ca in situ:D00.06Benign:D10.2Uncertain behavior:D37.09Unspecified behavior:D49.0
mouth, floor, overlapping lesionMalignant, primary:C04.8
mouth, overlapping NECMalignant, primary:C06.80
mouth, roofMalignant, primary:C05.9Malignant, secondary:C79.89Ca in situ:D00.00Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mouth, specified part NECMalignant, primary:C06.89Malignant, secondary:C79.89Ca in situ:D00.00Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mouth, vestibuleMalignant, primary:C06.1Malignant, secondary:C79.89Ca in situ:D00.00Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mucosa, alveolar (ridge or process)Malignant, primary:C03.9Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mucosa, alveolar (ridge or process), lowerMalignant, primary:C03.1Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mucosa, alveolar (ridge or process), upperMalignant, primary:C03.0Malignant, secondary:C79.89Ca in situ:D00.03Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mucosa, buccalMalignant, primary:C06.0Malignant, secondary:C79.89Ca in situ:D00.02Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mucosa, cheekMalignant, primary:C06.0Malignant, secondary:C79.89Ca in situ:D00.02Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
mucosa, nasalMalignant, primary:C30.0Malignant, secondary:C78.39Ca in situ:D02.3Benign:D14.0Uncertain behavior:D38.5Unspecified behavior:D49.1
mucosa, oralMalignant, primary:C06.0Malignant, secondary:C79.89Ca in situ:D00.02Benign:D10.39Uncertain behavior:D37.09Unspecified behavior:D49.0
Mullerian duct, femaleMalignant, primary:C57.7Malignant, secondary:C79.82Ca in situ:D07.39Benign:D28.7Uncertain behavior:D39.8Unspecified behavior:D49.59
Mullerian duct, maleMalignant, primary:C63.7Malignant, secondary:C79.82Ca in situ:D07.69Benign:D29.8Uncertain behavior:D40.8Unspecified behavior:D49.59
muscle, extraocularMalignant, secondary:C79.49Uncertain behavior:D48.7Unspecified behavior:D49.89
myocardiumMalignant, primary:C38.0Malignant, secondary:C79.89Benign:D15.1Uncertain behavior:D48.7Unspecified behavior:D49.89
myometriumMalignant, primary:C54.2Malignant, secondary:C79.82Ca in situ:D07.0Benign:D26.1Uncertain behavior:D39.0Unspecified behavior:D49.59
myopericardiumMalignant, primary:C38.0Malignant, secondary:C79.89Benign:D15.1Uncertain behavior:D48.7Unspecified behavior:D49.89

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