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Medical Term:


Pronunciation: kal′kō-sfēr′īt

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]