Non-surgical operation therapy can contract the volume of osteosarcoma before the operation so as to acquire a more safe edge of surgical operation.

非手术治疗在一定程度上可以在术前缩小骨肉瘤体积，从而获得较为安全的手术切除边缘。

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Now specific therapy of CP is deficient, non-operation therapies are the main methods to treat CP.

CP尚缺乏特异性的治疗方法，仍以非手术治疗为主。

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Methods:48 patients with obstructive jaundice underwent MRCP, 34 patients(70 8%) with operation, 14(29 2%) with non-operative therapy.

方法：对48例梗阻性黄疸的患者进行MRCP检查，3 4例（70 8% ）行手术治疗，14例（2 9 2 % ）行非手术治疗。

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