Presentation
Right renal colic
Patient Data
Age: 60 years
Gender: Male
From the case:
Hydronephrosis
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The right renal pelvis is mildly dilated. There is a component of extrarenal pelvis, but on the longitudinal views, there is mild dilatation of the calyces. Small perinephric free fluid.
Case Discussion
Urine extravasation can be found at ultrasound examination in up to 24% of cases of acute urinary obstruction.