Fig. 2

Case 2. CT scans obtained in a 46-year-old woman with left duplex kidney & ectopic ureter openings. Non- enhanced scan obtained at the level of the upper-middle pole of the left kidney shows areas of abnormal low-density (red faint arrow) and stone shadow (red solid arrow) (a). Contrast-enhanced scans obtained at the same level as in (a). The upper-middle pole of the left kidney (blue arrow) shows no enhancement on the 6-min scan (b) and abnormal low density enhancement on the 3 h (c), 18 h (d), 24 h (e) and 45 h (f) scan, and ectopic ureter openings can be seen in (e) (blue arrow)