PMC9125087_01
Abdominal enhanced CT coronal view, front to rear, numbered A to D. Patchy and slightly less enhanced areas are seen in both kidneys (red arrows). CT = computed tomography to illustrate the meaning of A-D.
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F1
Renal enhanced computed tomography showed uneven enhancement in both kidneys, with a locally slightly lower enhancement area (Figure 1).
Changes in renal function and the pediatric ulcerative colitis activity index (PUCAI) score over time with the treatment of mesalazine.
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F2
The urinalysis of the first-morning urine returned to normal 2 weeks after mesalazine withdrawal, but the PUCAI score remained at 85 (Figure 2).