Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs43055-021-00620-z/MediaObjects/43055_2021_620_Fig2_HTML.jpg)
A 32-year-old male patient presented with left renal colic, Coronal reformatted CT (a), shows left hydronephrosis due to stone [not shown] along the course of the left pelvic ureter, Diffusion image (b), demonstrating diffuse high signal of the left kidney compared with contralateral right kidney and almost equal to the spleen. ADC map (c) shows a reduction of the signal intensity at the left kidney with hydronephrosis compared with the right kidney and spleen. S refers to spleen at both (b, c)