Monteggia's fracture is a common injury in children,but it tends to develop into the old fracture due to missed diagnosis,which not only affects the growth and function of the patients' elbow joint and forearm,but also increases the difficulty of treatment.Standard forearm X-ray can help prevent missed diagnosis of Monteggia's fracture in children.This article summarizes the current diagnosis and treatment of old Monteggia's fracture in children.

自发性椎管内硬膜外血肿（spontaneous spinal epidural hematoma,SSEH）指病因不明、非医源性和创伤因素所致的血液在椎管内硬膜外腔非特异性聚集。临床罕见,多进展迅速,常因对该病认识不足而延误治疗,出现严重的神经功能障碍,预后较差,甚至出现神经功能的永久性损伤[1]。我院收治1例自发性胸腰段硬膜外血肿患者,报道如下。1临床资料患者男,65岁,因"腰背部疼痛伴双下肢无力4

骨肉瘤（osteosarcoma,OS）是最常见的威胁青少年生命健康的高度恶性骨肿瘤[1]。骨肉瘤好发于长骨或者血运供应充足的干骺端,由于实体瘤的组织异质性和对放化疗的耐受性不同,导致骨肉瘤的肺转移率显著升高且预后较差[2]。常规的治疗手段（化学治疗、放射治疗、免疫治疗等生物治疗）很难从根本上治愈骨肉瘤,相关文献报道亦表明骨肉瘤患者在接受综合治疗后的总体生存率远不足