Metallosis with spinal implant loosening after spinal instrumentation:A case report
作者机构：Department of Orthopaedic SurgeryChangi General HospitalSingapore 529889Singapore
出 版 物：《世界骨科杂志:英文版》 (World Journal of Orthopedics)
年 卷 期：2023年第14卷第8期
页 面：651-661页
学科分类：1002[医学-临床医学] 100210[医学-外科学(含：普外、骨外、泌尿外、胸心外、神外、整形、烧伤、野战外)] 10[医学]
主 题：Metallosis Spine Instrumentation Implant loosening Corrosion Case report
摘 要：BACKGROUND Spinal metallosis is a rare complication following spinal instrumentation whereby an inflammatory response to the metal implants results in the development of granulomatous *** SUMMARY We describe the case of a 78-year-old woman who had recurrence of back pain 5 years after lumbar spine posterior decompression and instrumented *** spine radiographs showed hardware loosening and magnetic resonance imaging showed adjacent segment *** surgery revealed evidence of metallosis *** Spinal metallosis can present several years after *** and computed tomography may demonstrate hardware loosening secondary to *** metal concentrations associated with spinal metallosis have yet to be ***,metallosis is still an intraoperative and histopathological *** presence of metallosis after spinal instrumentation likely indicates a more complex underlying problem:Pseudarthrosis,failure to address sagittal balance,infection,and cross-threading of set ***,identifying metallosis is important,but initiating treatment promptly for symptomatic implant loosening is of greater paramount.
维普期刊数据库