Case contributed by Shervin Sharifkashani


Left flank pain and nausea and intermittent vomiting for two days.

Patient Data

Age: 40 years
Gender: Male

A calculus with coronal height up to 5 mm in the left ureter middle segment is seen which caused hydroureteronephrosis upstream.
A few tiny and faint density calculi up to 1-2 mm scattered in kidneys with an irregular cortical margin of the kidneys are seen. Foci of fatty change in the liver are seen.

Case Discussion

The case illustrates the non-contrast feature of ureteric calculus and hydroureteronephrosis upstream. Calculus is one of the major causes of ureteric obstruction.

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