200只自行出现骨肉瘤的犬,对其肉瘤坏死百分比进行确定。有100只在被截肢或死亡前没有进行治疗,另100只中有23只仅予放疗,16只给予动脉灌注顺铂化疗,6只给予静脉顺铂化疗,47只放疗加动脉灌注顺铂化疗,8只放疗加静脉顺铂化疗,这100只犬中,有89只于治疗结束后3周(也即治疗开始后6周)被切除肿 In 200 dogs with spontaneous osteosarcoma, the percentage of sarcoma necrosis was determined. One hundred patients were not treated before being amputated or died. Another hundred of the twenty-three were given only radiotherapy, sixteen were given arterial infusion of cisplatin chemotherapy, six were given intravenous cisplatin chemotherapy, 47 were treated with radiotherapy and arterial infusion of cisplatin chemotherapy. 8 radiotherapy plus intravenous cisplatin chemotherapy. Among the 100 dogs, 89 of them were resected 3 weeks after the end of treatment (ie, 6 weeks after the start of treatment).