| urinary calculus | A calculus in the kidney, ureter, bladder, or urethra. Synonym: urolith. (05 Mar 2000) |
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| uterine calculus | A calcified myoma of the uterus. Synonym: hysterolith, uterolith. (05 Mar 2000) |
| lacrimal calculus | A concretion in the lacrimal apparatus. Synonym: lacrimal calculus, ophthalmolith, tear stone. Origin: dacryo-+ G. Lithos, stone (05 Mar 2000) |