Resolution of Hydronephrosis and Pain to Predict Stone Passage for Patients with Acute Renal Colic.

To study patients who presented to the Emergency Department with acute renal colic to determine if resolution of hydronephrosis and pain accurately predicts stone passage on follow-up CT. This is a secondary analysis of a multi-center prospective randomized clinical trial of patients diagnosed by computed tomography (CT) scan with a symptomatic ureteral stone < 9 […]

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