Malignant ectomesenchymoma

Malignant ectomesenchymoma is a rare, fast-growing tumor of the nervous system or soft tissue that occurs in children and young adults. Malignant ectomesenchymomas may form in the head and neck, abdomen, perineum, scrotum, or limbs. Also called ectomesenchymoma. Malignant ectomesenchymoma is a rare, fast-growing tumor of the nervous system or soft tissue that occurs in children and young adults. Malignant ectomesenchymomas may form in the head and neck, abdomen, perineum, scrotum, or limbs. Also called ectomesenchymoma.  This article incorporates public domain material from the U.S. National Cancer Institute document 'Dictionary of Cancer Terms'.