Definition: A tiny, spheroidal, concentrically laminated body containing accretive deposits of calcium salts; found most frequently in papillary carcinoma of the thyroid and ovary, and in meningioma, probably as the result of degenerative changes in the fibrovascular stroma.
Synonym(s): psammoma bodies3
[L. calx, lime, + G. sphaira, sphere]
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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.