Conclusion:To prevent recurrent of PRT, the key is periodic follow-up after first operation, early detect the recurrent, enough preoperative preparation and correct evaluation of organ involved.

• 结论:原发性腹膜后肿瘤术后定期随诊,早期发现,充分的术前准备和受累器官的正确估计,是预防再次复发的关键。