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a calculus occurring in the renal pelvis, with branches extending into the infundibula and calices.
Etymology: Gk, dendron, tree, calculus, pebble
a large calculus lodged in the pelvis of the kidney and shaped to fit the branches of the calyx. Also called coral calculus.
A renal stone molded in the form of the pelvis and calyces.
See also: calculus