- psammomatous meningioma
- a transitional meningioma that contains many psammoma bodies; called also psammoma.
Medical dictionary. 2011.
psammomatous meningioma
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Meningioma — Classification and external resources A contrast enhanced CT scan of the brain, demonstrating the appearance of a Meningioma. ICD 10 C70, D32 … Wikipedia
Meningioma — A type of brain tumor that starts within the meninges. These slow growing tumors are sometimes associated with prior head trauma. * * * A benign, encapsulated neoplasm of arachnoidal origin, occurring most frequently in adults; most frequent form … Medical dictionary
psammomatous — Possessing or characterized by the presence of psammoma bodies; refers usually to certain types of meningioma or to meningeal hyperplasia with psammoma bodies. * * * psam·mo·ma·tous (sam oґmə təs) characterized by the presence of or… … Medical dictionary
Malignant meningioma — is a rare, fast growing tumor that forms in one of the inner layers of the meninges (thin layers of tissue that cover and protect the brain and spinal cord). Malignant meningioma often spreads to other areas of the body. The World Health… … Wikipedia
transitional meningioma — a meningioma histologically intermediate between the meningothelial and fibroblastic types; calcification of whorls of cells often causes psammoma bodies. See also psammomatous m … Medical dictionary
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
Pm — Symbol for promethium. * * * after death [Lat. post mortem]; after noon [Lat. post meridiem]; mean pressure; pacemaker; pantomography; papilla mammae; papillary muscle; papular mucinosis; partial meniscectomy; particle mass; particulate matter;… … Medical dictionary
pM — Abbreviation for picomolar (10−12 M). * * * after death [Lat. post mortem]; after noon [Lat. post meridiem]; mean pressure; pacemaker; pantomography; papilla mammae; papillary muscle; papular mucinosis; partial meniscectomy; particle mass;… … Medical dictionary
pm — Symbol for picometer. * * * after death [Lat. post mortem]; after noon [Lat. post meridiem]; mean pressure; pacemaker; pantomography; papilla mammae; papillary muscle; papular mucinosis; partial meniscectomy; particle mass; particulate matter;… … Medical dictionary
sarcoma — A connective tissue neoplasm, usually highly malignant, formed by proliferation of mesodermal cells. [G. sarkoma, a fleshy excrescence, fr. sarx, flesh, + oma, tumor] alveolar soft part s. a malignant … Medical dictionary
