Fig. 4From: Colon cancer with extensive invasion of the abdominal wall treated with neoadjuvant chemotherapy and a free anterolateral thigh flapColonoscopy and contrast-enhanced CT scan findings after emergent surgery. Colonoscopy reveals shrinkage of the tumor (a) and enhanced CT shows reduction of tumor invasion of the abdominal wall to about 5 cm (white arrowhead) (b)Back to article page