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| Granular Cell Tumor Granular Cell Myoblastoma | Myoblastoma, Granular Cell | Cell Myoblastoma, Granular | Cell Myoblastomas, Granular | Cell Tumor, Granular | Cell Tumors, Granular | Granular Cell Myoblastomas | Granular Cell Tumors | Myoblastomas, Granular Cell Unusual tumor affecting any site of the body, but most often encountered in the head and neck. Considerable debate has surrounded the histogenesis of this neoplasm; however, it is considered to be a myoblastoma of, usually, a benign nature. It affects women more often than men. When it develops beneath the epidermis or mucous membrane, it can lead to proliferation of the squamous cells and mimic squamous cell carcinoma. |