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Calcospherite

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Calcospherite

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: psammoma bodies.

Origin: L. Calx, lime, _ g. Sphaira, sphere