tumor

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tu·mor

 (to͞o′mər, tyo͞o′-)
n.
1. An abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function; a neoplasm.
2. A swollen part; a swelling: a plant tumor.

[Middle English tumour, from Latin tumor, from tumēre, to swell; see teuə- in Indo-European roots.]

tu′mor·al, tu′mor·ous adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

tu•mor

(ˈtu mər, ˈtyu-)

n.
1. a swollen part; swelling; protuberance.
2. an uncontrolled, abnormal, circumscribed growth of cells in any animal or plant tissue; neoplasm.
Also, esp. Brit.,tu′mour.
[1535–45; < Latin: a swelling =tum(ēre) to swell + -or -or1]
tu′mor•ous, tu′mor•al, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

tu·mor

(to͞o′mər)
An abnormal growth of tissue resulting from uncontrolled growth of cells and serving no function within the body; a cancerous growth. Tumors can be benign (unlikely to spread to other body parts) or malignant (likely to spread). See Note at cancer.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.tumor - an abnormal new mass of tissue that serves no purposetumor - an abnormal new mass of tissue that serves no purpose
growth - (pathology) an abnormal proliferation of tissue (as in a tumor)
acanthoma, skin tumor - a neoplasm originating in the epidermis
angioma - a tumor consisting of a mass of blood or lymphatic vessels
blastocytoma, blastoma, embryonal carcinosarcoma - a tumor composed of immature undifferentiated cells
brain tumor, brain tumour - a tumor in the brain
carcinoid - a small tumor (benign or malignant) arising from the mucosa of the gastrointestinal tract; usually associated with excessive secretion of serotonin
celioma - an abdominal tumor
granuloma - a tumor composed of granulation tissue resulting from injury or inflammation or infection
adipose tumor, lipoma - a tumor consisting of fatty tissue
malignant neoplasm, malignant tumor, metastatic tumor - a tumor that is malignant and tends to spread to other parts of the body
meningioma - a tumor arising in the meninges which surround the brain and spinal cord; usually slow growing and sometimes malignant
neurilemoma, neurofibroma - tumor of the fibrous covering of a peripheral nerve
neuroma - any tumor derived from cells of the nervous system
phaeochromocytoma, pheochromocytoma - a vascular tumor of the adrenal gland; hypersecretion of epinephrine results in intermittent or sustained hypertension
pinealoma - tumor of the pineal gland
plasmacytoma - neoplasm of plasma cells (usually in bone marrow)
psammoma, sand tumor - a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles
teratoma - a tumor consisting of a mixture of tissues not normally found at that site
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
وَرَم
nádor
svulst
Tumor
όγκος
tumor
kasvain
tumeur
tumor
tumore
腫瘍
종양
tumorgezwel
svulst
guz
tumor
опухоль
nádor
tumor
tumör
เนื้องอก
tümörur
khối u
肿瘤

tumor

وَرَم nádor svulst Tumor όγκος tumor kasvain tumeur tumor tumore 腫瘍 종양 tumor svulst guz tumor опухоль tumör เนื้องอก ur khối u 肿瘤
Multilingual Translator © HarperCollins Publishers 2009

tu·mor

n. bulto o hinchazón; tumor.
crecimiento espontáneo de tejido nuevo en masa que no tiene propósito fisiológico alguno;
diffuse ______ difuso;
inflammatory ______ inflamatorio;
medullary ______ medular;
necrotic ______ necrótico;
nonsolid ______ no sólido;
radioresistant ______ radiorresistente;
radiosensitive ______ radiosensitivo;
scirrhous ______ escirroso;
undifferentiated ______ no diferenciado.
English-Spanish Medical Dictionary © Farlex 2012

tumor

adj tumoral; n tumor m; benign — tumor benigno; brain — tumor cerebral; desmoid — tumor desmoide; malignant — tumor maligno; Wilms' — tumor de Wilms
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
Mentioned in
References in periodicals archive
Out of 32 malignant tumors include 7 RCC, 1 Wilms' Tumor, 1 adrenocortical carcinoma, 2 neuroblastoma, 2 metastases to adrenal gland, 1 islet cell tumor, 2 pancreatic duct adenocarcinoma, 4 round cells (undifferentiated) malignancy, 1 immature teratoma, 1 non-Hodgkin's lymphoma, 1 leukemic involvement, 6 spinal metastasis and 1 subdiaphragmatic extension of large cells lung carcinoma.
Islet cell tumor of the pancreas with reversible watery diarrhoea and achlorhydria.
Solid and papillary epithelial neoplasm of the pancreas; differential considerations include: nonfunctioning islet cell tumor, pancreatoblastoma and complicated pseudocyst
Approval was obtained from the of Institutional Board Review at BJ Hospital, Mallinkrodt Institute of Radiology., Saint Louis Missouri, USA Computed tomogram of 28 patients (15 male, 13 female) with pathologically proven diagnosis of Non-Functional Islet cell tumor of the pancreas performed at our institution between March 2002-July 2006, were retrospectively analyzed by two abdominal radiologists in consensus with regard to size, site of pancreatic origin, calcification, pattern of enhancement, local or vascular invasion and distant Metastases; size, number, pattern of enhancement, vascular invasion, and biliary ductal dilatation.
One patient with occult cancer also had an islet cell tumor of the pancreas thought to be benign; 3 additional patients had clinically undetected neoplasms of benign or indeterminate malignant potential (pancreas, central nervous system) which may have contributed to death (Table 4).
Pleomorphic nonfunctioning islet cell tumor of the pancreas.
Other, less common causes of pancreatic masses include solid tumors (such as islet cell tumor [ICT]), lymphoma, mesenchymal tumor, metastasis to the pancreas as well as a variety of cystic lesions.
The ultrasonographic findings were consistent with a pancreatic cystic neoplasm, and the differential diagnosis included solid pseudopapillary neoplasm and nonfunctioning islet cell tumor.
Herein we report an extremely rare case of a combination intraductal papillary mucinous hyperplasia (IPMH) and endocrine neoplasm (islet cell tumor) of the pancreas.
Life-long follow-up and resection when possible are recommended for even benign, resected islet cell tumors of pancreas.
Multi-detector row CT of pancreatic islet cell tumors. RadioGraphics 2006; 26: 453-64.
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