a patient presents to your family practice office with classic renal colic with his pain being a 6 on a 1 to 10 scale, with 10 being the worst pain imaginable. you refer your patient for a stat computed tomography (ct) scan of the kidneys. your radiologist calls and advises that the ct reveals that your patient has a 4 mm stone at the ureterovesical junction (uvj) on the left side without evidence of hydronephrosis. what should you advise your patient?