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Etymology: Joseph Dietl, Polish physician, 1804-1878; Gk, krisis, turning point
a sudden excruciating pain in the kidney caused by distension of the renal pelvis, rapid ingestion of large amounts of liquid, or kinking of a ureter that produces temporary occlusion of the flow of urine from the kidney. The pain may be accompanied by nausea, vomiting, hematuria, and general collapse. See also hydronephrosis.