- psammoma
- n.a tumour containing gritty sandlike particles (psammoma bodies). It is typical of cancer of the ovary but may also be found in the meninges (the membranes surrounding the brain).
The new mediacal dictionary. 2014.
psammoma
Look at other dictionaries:
psammoma — Obsolete term for psammomatous meningioma or meningioma. [psammo + G. oma, tumor] Virchow p. SYN: psammomatous meningioma. * * * psam·mo·ma sa mō mə n, pl mas … Medical dictionary
Psammoma body — A psammoma body is a round collection of calcium, seen microscopically. The term is derived from the Greek word psammos meaning sand. Psammoma bodies are commonly seen in certain tumors such as: * papillary thyroid carcinoma * renal cell… … Wikipedia
psammoma body — a spherical, concentrically laminated mass of calcareous material, usually of microscopic size; such bodies occur in both benign and malignant epithelial and connective tissue tumors, and are sometimes associated with chronic inflammation.… … Medical dictionary
psammoma body — A structure found in some benign (noncancerous) or malignant (cancerous) tumor cells. Psammoma bodies look like hardened concentric rings when viewed under a microscope. They can be a sign of chronic inflammation … English dictionary of cancer terms
psammoma — noun A brain tumour containing concretions resembling grains of sand … Wiktionary
psammoma — psam·mo·ma … English syllables
psammoma — noun a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles • Syn: ↑sand tumor • Hypernyms: ↑tumor, ↑tumour, ↑neoplasm … Useful english dictionary
sand tumor — psammoma … Medical dictionary
псаммома — (psammoma; псамм + ома; син. ацервулома) общее название опухолей, в ткани которых обнаруживают псаммозные тельца … Большой медицинский словарь
Псаммо́ма — (psammoma; Псамм + ома; син. ацервулома) общее название опухолей, в ткани которых обнаруживают псаммозные тельца. Псаммома яичника злокачественная (р. ovarii malignum) см. Кистома яичника цилиоэпителиальная малигнизированная (Кистома яичника) … Медицинская энциклопедия
