Fig. 1From: Suture granuloma with hydronephrosis caused by ileostomy closure after rectal cancer surgery: a case reportContrast-enhanced computed tomography (CT) and positron emission tomography/computed tomography (PET/CT). Contrast-enhanced computed tomography (CT) scan showed a mass-forming lesion on the right external iliac artery (43 × 26 mm) (A arrow, B arrow) and hydronephrosis (B arrowhead). Positron emission tomography/computed tomography (PET/CT) showed a mass-forming lesion without high accumulation (C arrow), which obstructed the ureter (D arrow)Back to article page