A 55-year-old woman was found rolling on her kitchen floor, crying out from agonizing pain in her abdomen. The pain came in waves and extended from the right loin to the groin and to the front of the right thigh. An anteroposterior radiograph of the abdomen revealed a calculus in the right ureter. What causes the pain when a ureteral calculus is present? Why is the pain felt in such an extensive area? Where does one look for the course of the ureter in a radiograph? Where along the ureter is a calculus likely to be held up?

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The Answer of A 55-year-old woman was found rolling on her kitchen floor, crying out from agonizing pain in her abdomen. The pain came in waves and extended from the right loin to the groin and to the front of the right thigh. An anteroposterior radiograph of the abdomen revealed a calculus in the right ureter. What causes the pain when a ureteral calculus is present? Why is the pain felt in such an extensive area? Where does one look for the course of the ureter in a radiograph? Where along the ureter is a calculus likely to be held up?

A 55-Year-Old Woman Was Found Rolling on Her Kitchen Floor