【摘要】目的:探讨影响高龄髋关节置换术患者术后下肢深静脉血栓(DVT)形成的危险因素。方法:选取我院2017年10月-2019年12月行人工全髋关节置换术治疗的股骨颈骨折患者78例,对照组患者无血栓形成共37例,观察组患者发生下肢DVT共41例。对下肢DVT的影响因素进行分析。结果:两组患者体重指数、合并糖尿病、凝血异常、假体类型、术中失血量、踝泵练习等指标构成对比差异明显(P<0.05)。结论:影响高龄股骨颈骨折患者术后下肢DVT因素较多,需重视围手术期评估、检测和治疗,以减少术后下肢DVT发生率。
【关键词】高龄患者;髋关节置换术;术后下肢深静脉血栓;危险因素
Objective: To explore the risk factors affecting the formation of deep vein thrombosis (DVT) in postoperative patients with hip replacement. Methods: 78 patients with femoral neck fracture who underwent total hip arthroplasty from October 2017 to December 2019 in our hospital were selected. The patients in this group were divided into a control group and an observation group based on whether the lower limb DVT occurred as a standard. There were 37 patients without thrombosis in the group and 41 patients with lower limb DVT in the observation group. Logistic regression analysis was performed on the influencing factors of lower limb DVT. Results: The two groups of patients had significant differences in weight composition, combined diabetes, abnormal blood coagulation, prosthesis type, intraoperative blood loss, and ankle pump exercises (P <0.05); multivariate analysis showed that BMI≥25 (OR = 3.422 ), Combined with diabetic pain (OR = 2.096), abnormal coagulation index (OR = 3.125), application of bone cement prosthesis (OR = 2.242), postoperative lower limb blood circulation pump (OR = 2.562), postoperative Failure to perform ankle pump exercise (OR = 0.280) is a risk factor for DVT after total hip replacement. Conclusion: There are many factors influencing postoperative lower limb DVT in elderly patients with femoral neck fractures. Preoperative signs evaluation, postoperative monitoring, and anticoagulation treatment should be taken to reduce the incidence of postoperative lower limb DVT.
【 key words 】 elderly patients; Hip replacement; Postoperative lower extremity deep vein thrombosis; Risk factors for
下肢深静脉血栓是人工全髋关节置换术后常见并发症之一,它对患者预后乃至生命安全都构成了极大威胁,因此越发引起人们的高度重视,如何预防该症的发生成为医护人员需要研究的重要课题。本文旨在探讨人工全髋关节置换术后下肢深静脉血栓形成的危险因素,为预防措施的提出打下基础。
1.资料与方法
1.1临床资料
选取2017年10月-2019年12月在我院进行髋关节置换手术的股骨颈骨折患者78例为研究对象,将本组患者以是否发生下肢DVT为标准分为对照组(37例)与观察组(41例)。对照组男22例,女15例,年龄65-80岁,平均年龄(73.5±2.5)岁。观察组男23例,女18例,年龄66-78岁,平均年龄(73.6±2.0)岁。两组患者一般资料具有可比性(P>0.05)。
1.2方法
根据患者情况设计基础信息调查表,对表内信息进行单因素分析。
1.3统计学分析
用SPSS22.0进行分析,所有数据中,(%)类计数数据,行X2检验检测;P<0.05时,提示差异显著。
2.结累
2.1行人工全髋关节置换术患者发生下肢DVT单因素分析
人工全髋关节置换术患者发生下肢DVT单因素分析结果,见表1。
表1行人工全髋关节置换术患者发生下肢DVT单因素分析
3讨论
深静脉血栓是髋关节置换术常见并发症,发生深静脉血栓后,患者下肢会出现肿胀和淤血。若不能及时进行诊断和相应处理,血栓会延伸到深静脉主干。若血栓发生脱落,则可引发肺栓塞,给患者带来严重影响。本研究结果显示,患者人工全髋关节置换术后出现下肢DVT的独立危险因素为体重指数、糖尿病、凝血异常、关节置换情况、假体类型、术后机械抗凝、术后踝泵练习等。高龄股骨颈骨折患者体重指数越高其存在并发症的机率越高,糖尿病患者脂质代谢多紊乱,对加重机体血管硬化或推行性病变,促成血栓。术中采用骨水泥假体会对机体血液内粒细胞及单核细胞进行破坏,释放蛋白水解酶最终加速了下胶DVT的形成。
综上,年龄、假体类型、BMI、饮酒等都是人工全髋关节置换术后DVT形成的危险因素。
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