Neoplastic Process
malignant myoepithelioma
Definitions related to malignant myoepithelioma:
  • (myoepithelioma, malignant) A malignant neoplasm composed of myoepithelial cells.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • An infiltrating malignant tumor characterized by the presence of atypical cells with myoepithelial differentiation. Representative examples include malignant breast myoepithelioma and salivary gland myoepithelial carcinoma.
    NCI
    U.S. National Cancer Institute, 2021
  • Myoepithelial carcinoma (malignant myoepithelioma) is a rare salivary gland tumor composed entirely of myoepithelial cells that exhibit a dual epithelial and smooth muscle phenotype. The tumor shows wide morphologic and cytologic diversity in a similar way to its benign counterpart, myoepithelioma, with evidence of malignant change.
    Medscape
    WebMD, 2025
  • Myoepithelial carcinoma is a rare malignant (cancerous) tumor that usually occurs in the salivary glands in the mouth, but can also occur in skin and soft tissues. Approximately 66% of these tumors occur in a part of the salivary gland, known as the parotid gland. The average age of diagnosis is 55 years. Symptoms of myoepithelial...
    NIH Genetic and Rare Diseases
    National Center for Advancing Translational Sciences
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