犬咬伤皮肤疤痕致骨髓炎突发鳞状上皮癌１例云南省昭通地区人民医院（６５７０００）汪万全饶某，男，２３岁，农民。２１年前（即２岁时）被火烧伤左膝部，经治疗后愈合，左膝部存留大片疤痕皮肤。１９９０年３月初，不慎被家犬咬伤左膝部疤痕，未注射狂犬疫苗也未作其它... Dog bite skin scar caused by osteomyelitis sudden squamous cell carcinoma 1 case Zhaotong District People’s Hospital of Yunnan Province (657000) Wang Wanquan Rao M, male, 23 years old, farmer. Twenty-one years ago (ie, at the age of 2 years), the left knee was burned by fire, healed after treatment, and large scars of skin remained on the left knee. In early March 1990, the left knee was inadvertently bitten by a dog, and no rabies vaccine was injected.