BACKGROUND For the treatment of bone sarcoma in the distal femur,wide-margin resection and knee reconstruction with tumor endoprosthesis are standard therapies.Extraarticular knee resection is required in cases of tum...BACKGROUND For the treatment of bone sarcoma in the distal femur,wide-margin resection and knee reconstruction with tumor endoprosthesis are standard therapies.Extraarticular knee resection is required in cases of tumor invasion of the knee joint;however,the incidence of complications,such as aseptic loosening,prosthesis infection,and implant failure,is higher than that following intra-articular knee resection.To the best of our knowledge,there are three reports of patellar dislocations after replacement of a tumor endoprosthesis.CASE SUMMARY A 36-year-old man with no significant past medical history was admitted to our institution with continuous pain in his left knee for 4 mo.An open biopsy was performed,and the patient was diagnosed with a left distal femoral malignant bone tumor.Extra-articular knee resection and knee reconstruction with a tumor endoprosthesis were performed.Although the alignment of the tumor prosthesis was acceptable,knee instability was noticed postoperatively.The axial radiographic view of the patellar and computed tomography showed lateral patellar dislocation at 4 wk postoperatively.The patient had to undergo a lateral release and proximal realignment.He could perform his daily activities at 9 mo postoperatively.Radiography revealed no patellar re-dislocation.CONCLUSION Proximal realignment may be considered during primary surgery if there is an imbalance in the forces controlling the patellar tracking.展开更多
目的探讨瘤体刮除骨水泥填充保膝手术与瘤段切除肿瘤型假体置换治疗膝关节周围骨巨细胞瘤的临床疗效。方法选取膝关节周围骨巨细胞瘤患者,将采用瘤段切除肿瘤型假体置换术治疗的患者纳入至置换组,将瘤体刮除骨水泥填充保膝手术治疗的患...目的探讨瘤体刮除骨水泥填充保膝手术与瘤段切除肿瘤型假体置换治疗膝关节周围骨巨细胞瘤的临床疗效。方法选取膝关节周围骨巨细胞瘤患者,将采用瘤段切除肿瘤型假体置换术治疗的患者纳入至置换组,将瘤体刮除骨水泥填充保膝手术治疗的患者纳入至保膝组。置换组26例,保膝组34例。收集两组患者围术期指标、国际骨与软组织肿瘤协会保肢评分(musculo skeletal tumor society,MSTS)、美国纽约特种外科医院评分(hospital for special surgery,HSS)、复发情况,单因素分析影响骨巨细胞瘤术后复发的因素。结果保膝组手术时间明显短于置换组,P<0.05,保膝组患者术中出血量、住院费用均明显少于置换组,P<0.05,但两组患者住院时间比较,P>0.05。术前两组MSTS评分、HSS评分比较,P>0.05,术后6个月及末次随访,保膝组MSTS评分、HSS评分均更高,P<0.05。通过末次随访发现,复发12例(20.00%),未复发患者48例(80.00%)。单因素分析得出影响骨巨细胞瘤术后复发的因素为Campanacci分级和肿瘤体积(P<0.05)。结论瘤体刮除骨水泥填充保膝手术治疗膝关节周围骨巨细胞瘤较瘤段切除肿瘤型假体置换术疗效更优,其复发可能与病理分级或肿瘤体积相关。展开更多
目的:探讨骨水泥型人工双极股骨头置换治疗股骨近段转移瘤的临床疗效。方法:回顾性分析2012年1月至2019年6月华中科技大学同济医学院附属协和医院收治的54例行骨水泥型人工双极股骨头置换的股骨近段转移瘤患者的资料。采用疼痛视觉模拟...目的:探讨骨水泥型人工双极股骨头置换治疗股骨近段转移瘤的临床疗效。方法:回顾性分析2012年1月至2019年6月华中科技大学同济医学院附属协和医院收治的54例行骨水泥型人工双极股骨头置换的股骨近段转移瘤患者的资料。采用疼痛视觉模拟评分(visual analogue scale,VAS)、国际骨肿瘤协会(musculoskeletal tumor society system,MSTS)功能评分、国际保肢学会(international society of limb salvage,ISOLS)影像评分、Harris髋关节功能评分量表(Harris hip score)、Karnofsky功能状态(Karnofsky performance status,KPS)评分和诺丁汉健康调查问卷(Nottingham health profile,NHP)评分评定患者疼痛、肢体功能和生存质量。Kaplan-Meier法分析生存情况。结果:患者随访时间为10~99个月,平均42.17个月。患者手术时间(79.68±6.17)min,术中出血量(524.00±39.25)mL。术后3、6和12个月,VAS评分和NHP评分分别较术前降低,MSTS评分、ISOLS评分、Harris评分和KPS评分分别较术前提高,差异均具有统计学意义(P<0.05)。术后3、6和12个月,每个随访点之间的VAS评分、相关功能评分和生存质量评分差异均无统计学意义(P>0.05)。随访期内6例发生并发症。患者平均生存时间19.46个月,6个月、1年和3年生存率分别为88.89%、70.37%和11.11%。结论:股骨近段骨转移瘤患者行骨水泥型人工双极股骨头置换可减轻患者疼痛,提高肢体功能,延长生存时间,提高生存质量。展开更多
文摘BACKGROUND For the treatment of bone sarcoma in the distal femur,wide-margin resection and knee reconstruction with tumor endoprosthesis are standard therapies.Extraarticular knee resection is required in cases of tumor invasion of the knee joint;however,the incidence of complications,such as aseptic loosening,prosthesis infection,and implant failure,is higher than that following intra-articular knee resection.To the best of our knowledge,there are three reports of patellar dislocations after replacement of a tumor endoprosthesis.CASE SUMMARY A 36-year-old man with no significant past medical history was admitted to our institution with continuous pain in his left knee for 4 mo.An open biopsy was performed,and the patient was diagnosed with a left distal femoral malignant bone tumor.Extra-articular knee resection and knee reconstruction with a tumor endoprosthesis were performed.Although the alignment of the tumor prosthesis was acceptable,knee instability was noticed postoperatively.The axial radiographic view of the patellar and computed tomography showed lateral patellar dislocation at 4 wk postoperatively.The patient had to undergo a lateral release and proximal realignment.He could perform his daily activities at 9 mo postoperatively.Radiography revealed no patellar re-dislocation.CONCLUSION Proximal realignment may be considered during primary surgery if there is an imbalance in the forces controlling the patellar tracking.
文摘目的探讨瘤体刮除骨水泥填充保膝手术与瘤段切除肿瘤型假体置换治疗膝关节周围骨巨细胞瘤的临床疗效。方法选取膝关节周围骨巨细胞瘤患者,将采用瘤段切除肿瘤型假体置换术治疗的患者纳入至置换组,将瘤体刮除骨水泥填充保膝手术治疗的患者纳入至保膝组。置换组26例,保膝组34例。收集两组患者围术期指标、国际骨与软组织肿瘤协会保肢评分(musculo skeletal tumor society,MSTS)、美国纽约特种外科医院评分(hospital for special surgery,HSS)、复发情况,单因素分析影响骨巨细胞瘤术后复发的因素。结果保膝组手术时间明显短于置换组,P<0.05,保膝组患者术中出血量、住院费用均明显少于置换组,P<0.05,但两组患者住院时间比较,P>0.05。术前两组MSTS评分、HSS评分比较,P>0.05,术后6个月及末次随访,保膝组MSTS评分、HSS评分均更高,P<0.05。通过末次随访发现,复发12例(20.00%),未复发患者48例(80.00%)。单因素分析得出影响骨巨细胞瘤术后复发的因素为Campanacci分级和肿瘤体积(P<0.05)。结论瘤体刮除骨水泥填充保膝手术治疗膝关节周围骨巨细胞瘤较瘤段切除肿瘤型假体置换术疗效更优,其复发可能与病理分级或肿瘤体积相关。
文摘目的:探讨骨水泥型人工双极股骨头置换治疗股骨近段转移瘤的临床疗效。方法:回顾性分析2012年1月至2019年6月华中科技大学同济医学院附属协和医院收治的54例行骨水泥型人工双极股骨头置换的股骨近段转移瘤患者的资料。采用疼痛视觉模拟评分(visual analogue scale,VAS)、国际骨肿瘤协会(musculoskeletal tumor society system,MSTS)功能评分、国际保肢学会(international society of limb salvage,ISOLS)影像评分、Harris髋关节功能评分量表(Harris hip score)、Karnofsky功能状态(Karnofsky performance status,KPS)评分和诺丁汉健康调查问卷(Nottingham health profile,NHP)评分评定患者疼痛、肢体功能和生存质量。Kaplan-Meier法分析生存情况。结果:患者随访时间为10~99个月,平均42.17个月。患者手术时间(79.68±6.17)min,术中出血量(524.00±39.25)mL。术后3、6和12个月,VAS评分和NHP评分分别较术前降低,MSTS评分、ISOLS评分、Harris评分和KPS评分分别较术前提高,差异均具有统计学意义(P<0.05)。术后3、6和12个月,每个随访点之间的VAS评分、相关功能评分和生存质量评分差异均无统计学意义(P>0.05)。随访期内6例发生并发症。患者平均生存时间19.46个月,6个月、1年和3年生存率分别为88.89%、70.37%和11.11%。结论:股骨近段骨转移瘤患者行骨水泥型人工双极股骨头置换可减轻患者疼痛,提高肢体功能,延长生存时间,提高生存质量。
