malignant tumor


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Malignant tumor - a tumor that is malignant and tends to spread to other parts of the bodymalignant tumor - a tumor that is malignant and tends to spread to other parts of the body
neoplasm, tumor, tumour - an abnormal new mass of tissue that serves no purpose
carcinosarcoma - a malignant neoplasm composed of carcinoma and sarcoma extensively intermixed
malignance, malignancy - (medicine) a malignant state; progressive and resistant to treatment and tending to cause death
cancer, malignant neoplastic disease - any malignant growth or tumor caused by abnormal and uncontrolled cell division; it may spread to other parts of the body through the lymphatic system or the blood stream
angiosarcoma - a rare malignant neoplasm arising from vascular tissue; usually occurs in the breast and skin and is believed to originate from the endothelial cells of blood vessels
myeloma - a tumor of the bone marrow (usually malignant) composed of cells normally found in bone marrow
neuroblastoma - malignant tumor containing embryonic nerve cells; usually metastasizes quickly
neuroepithelioma - malignant tumor of the neuroepithelium
retinoblastoma - malignant ocular tumor of retinal cells; usually occurs before the third year of life; composed of primitive small round retinal cells
References in periodicals archive ?
(4,5) In case of persistent or recurrent serous otitis media, it is important to examine the nasopharynx endoscopically; a benign or malignant tumor might be present.
The commonest malignant tumor was malignant fibrous histiocytoma, which constituted 25% of all malignant soft tissue tumors in the present study which was comparable to the studies of Fang [6] and Tsujimoto.
A malignant tumor arising from the endothelium of the peritoneum, and producing a mucoid ascitic fluid.
[1] Studies by Paul S et al, Cook BE Jr et al, Deprez et al reported 71.8%, 90.8% and 86% BCC respectively, which was the most common malignant tumor in their case series.
Malignant tumor showed heterogeneous proportion of solid and cystic component with size range from 11x7 cms to 22x15 cms.
Cribriform adenocarcinoma of the tongue is a rare malignant tumor that originates in the tongue base.
Mucoepidermoid carcinoma was the commonest malignant tumor and the reported incidence range from 11% (13) to 35% (14) of malignant tumors.
Adenoid cystic carcinoma is a rare malignant tumor that affects the major and minor salivary glands, the lacrimal glands, the ceruminous glands, and occasionally the excretory glands of the female genital tract.
Hemangiopericytoma is a rare malignant tumor formed from pericytes winding around the capillaries (17).
Malignant tumor cells take longer to die than healthy cells and generally repair damage to their DNA more quickly and thoroughly.
(1) Overall, it is the third-most common malignant tumor of the parotid gland.