Enhanced and delayed ct scan not only showed what have been presented in the plain ct scans but also demonstrated 7 cases with externalfistula of urine due to injury of collecting systems.
CT增强扫描和延时扫描不仅显示了平扫所见，而且还显示了肾脏收集系统损伤导致尿外渗7例。
2
The most surgical procedure was the right half colon resection(37.65%). The second was partial enterectomy(21.18%). The prognosis of enteral and externalfistula and perianal CD were satisfactory.