psammoma bodies

psam·mo·ma bod·ies

1. mineralized bodies occurring in the meninges, choroid plexus, and in certain meningiomas; composed usually of a central capillary surrounded by concentric whorls of meningocytes in various stages of hyaline change and mineralization; can also occur in benign and malignant epithelial tumors (such as papillary ovarian or thyroid carcinoma); Synonym(s): sand bodies2. Synonym(s): corpora arenacea3. Synonym(s): calcospherite

psam·mo·ma bod·ies

(sa-mō'mă bod'ēz) 1. Mineralized bodies occurring in the meninges, choroid plexus, and in some meningiomas; usually composed of a central capillary surrounded by concentric whorls of meningocytes in various stages of hyaline change and mineralization; can also occur in benign and malignant epithelial tumors (often papillary) or with chronic inflammation; 2. Synonym(s): corpora arenacea. 3. Synonym(s): calcospherite.

单词	psammoma bodies
释义	psammoma bodies psammoma bodies [sa′mäm·ə ‚bäd·ēz] (pathology) Laminated calcific spherical structures found in certain benign and malignant tumors. psammoma bodies psam·mo·ma bod·ies 1. mineralized bodies occurring in the meninges, choroid plexus, and in certain meningiomas; composed usually of a central capillary surrounded by concentric whorls of meningocytes in various stages of hyaline change and mineralization; can also occur in benign and malignant epithelial tumors (such as papillary ovarian or thyroid carcinoma); Synonym(s): sand bodies2. Synonym(s): corpora arenacea3. Synonym(s): calcospherite psam·mo·ma bod·ies (sa-mō'mă bod'ēz) 1. Mineralized bodies occurring in the meninges, choroid plexus, and in some meningiomas; usually composed of a central capillary surrounded by concentric whorls of meningocytes in various stages of hyaline change and mineralization; can also occur in benign and malignant epithelial tumors (often papillary) or with chronic inflammation; 2. Synonym(s): corpora arenacea. 3. Synonym(s): calcospherite.
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