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骨康方联合经皮穿刺椎体成形术治疗骨质疏松性椎体压缩骨折的疗效观察

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   【摘要】 目的:觀察经皮穿刺椎体成形术联合骨康方治疗骨质疏松性椎体压缩骨折的临床效果。方法:将2015年1月-2017年12月本院收治的150例骨质疏松性椎体压缩骨折患者随机分为观察组和对照组,每组75例。两组均采用经皮穿刺椎体成形术,同时给予基础治疗,观察组术后服用骨康方6周,观察治疗前后疼痛视觉模拟评分(VAS)、Oswestry功能障碍指数(ODI)、骨密度、Cobb角、椎体压缩率及血清骨代谢标志物变化。结果:两组术后3 d VAS评分、ODI评分均较术前明显改善(P<0.05),两组术后3 d VAS评分、ODI评分比较,差异均无统计学意义(P>0.05);观察组术后3、6个月VAS评分、ODI评分均较对照组改善明显,差异均有统计学意义(P<0.05)。两组术后3、6、12个月骨密度均较术前改善,但术后3个月与术前比较差异无统计学意义(P>0.05);观察组术后6、12个月骨密度均较对照组增加明显,差异均有统计学意义(P<0.05)。两组术后3 d Cobb角及椎体压缩率均较术前有所改善(P<0.05),但两组比较差异均无统计学意义(P>0.05);两组术后3、6个月Cobb角和椎体压缩率均较术后3 d有所增加,但观察组术后6个月Cobb角和椎体压缩率改善情况均较对照组更为显著(P<0.05)。两组术后3、6个月血清骨钙素(bone glaprotein,BGP)和25羟维生素D3[25-hydroxyvitamin D3,25(OH)D3]水平均较术前上升,观察组术后6个月上升更明显(P<0.05)。结论:经皮穿刺椎体成形术联合骨康方治疗骨质疏松性椎体压缩骨折效果显著,可明显缓解疼痛,提高骨密度,改善日常生活能力,具有较高的临床运用价值。
   【关键词】 骨康方 经皮穿刺椎体成形术 骨质疏松性椎体压缩骨折
  
   [Abstract] Objective: To explore the effect of Gukang Formula combined with percutaneous vertebroplasty (PVP) in the treatment of osteoporotic vertebral compression fractures. Method: A total of 150 patient with osteoporotic vertebral compression fractures treated in our hospital from January 2015 to December 2017 were randomly divided into the control group and the experimental group, 75 cases in each group. After PVP operation, all patients were treated with routine treatment, beyond that the observation group was treated with Gukang Formula for 6 weeks. The VAS scores, ODI, BMD, Cobb angle, vertebral compression rate and the level of bone metabolism of two groups were measured before and after treatment. Result: Compared with that before operation, the VAS score and ODI score of the two groups were significantly improved 3 days after operation (P<0.05). There were no significant differences in VAS score and ODI score between the two groups (P>0.05). The VAS score and ODI score in the observation group were significantly improved compared with those in the control group, the differences were statistically significant (P<0.05). The BMD of the two groups at 3, 6 and 12 months after operation were better than those before operation, but there were no significant differences between the two groups at 3 months after operation and before operation (P>0.05). The BMD of the observation group were significantly higher than those of the control group at 6 and 12 months after operation, the differences were statistically significant (P<0.05). Compared with that before operation, the Cobb angle and vertebral compression rate of the two groups were improved 3 days after operation (P<0.05), but there were no significant differences between the two groups (P>0.05). The compression rate of Cobb angle and vertebral body in the two groups at 3 and 6 months after operation were higher than those at 3 days after operation, the improvement of Cobb angle and vertebral compression rate in the observation group were more significant than those in the control group (P<0.05). The serum levels of BGP and 25-hydroxyvitamin D3 [25(OH)D3] in the two groups were higher than those before treatment at 3 and 6 months after operation, and the increase were more significant in the observation group at 6 months after operation (P<0.05). Conclusion: Percutaneous vertebroplasty combined with Gukang Formula in the treatment of osteoporotic vertebral compression fracture has a significant effect, can significantly alleviate pain, improve patients’ bone mineral density, improve patients’ daily living ability, has a high clinical application value.   
   骨质疏松性椎体压缩骨折是由骨质疏松症引起的严重并发症,骨质疏松症患者骨强度下降、骨脆性增加,日常生活中的低能量损伤即可造成脆性骨折,临床表现主要以腰背痛为特征,并常表现出沿骨折部位神经走行的放射痛[1-2],严重威胁老年患者的生活质量及生命安全,给社会带来严重经济负担。目前对于骨质疏松性椎体压缩骨折,保守治疗主要以止痛、抗骨质疏松等对症治疗,但由于需要长期卧床2周以上,容易诱发卧床相关的并发症,使得患病率和病死率增高[3]。近年来,随着微创技术的不断发展,经皮穿刺椎体成形术(percutaneous vertebroplasty,PVP)得以在临床推广运用,通过对骨折椎体复位及骨水泥灌注,使骨折椎体稳定,恢复其力学强度,进而避免椎体继续塌陷,有效缓解患者疼痛。PVP具有创伤小、缓解疼痛速度快、臥床时间短等优点,得到脊柱外科医师的认可[4]。但通过长期的临床实践发现,术后仍有部分患者出现残余疼痛的症状,使得部分患者满意度不高[5-6]。而中医在治疗骨质疏松的过程中积累了丰富的临床经验,通过中药结合PVP以期实现优势互补,从而达到更好的治疗效果及长期疗效[7]。本研究拟观察骨康方联合经皮穿刺椎体成形术治疗骨质疏松性椎体压缩骨折的临床疗效,现报道如下。
  1 资料与方法
  1.1 一般资料 选择2015年1月-2017年12月本院收治的150例骨质疏松性椎体压缩骨折患者作为研究对象。纳入标准:符合骨质疏松诊断标准[8],骨折无暴力外伤史或具有低能量损伤史;未出现脊髓或神经损害;CT或MRI检查诊断为新鲜骨折;符合PVP手术指征。排除标准:恶性肿瘤等引起的病理性骨折;严重肝肾功能不全及心血管疾病等不能耐受手术;依从性差,不能配合完成PVP手术;因其他疾病长期口服影响骨代谢指标药物。随机分为观察组和对照组,每组75例。本研究已通过本院伦理委员会审核,所有纳入患者均同意并签署知情同意书。
  1.2 方法 两组患者均排除手术禁忌证后,取俯卧位,透视定位骨折椎体双侧椎弓根的体表位置,确定双侧穿刺点并标记,局部浸润麻醉后由两名术者在C形臂透视下完成工作通道的建立,透视与进针同步进行,并观察患者是否存在异常反应,以免对神经造成损伤,透视侧位见针尖达椎体中后1/3,再经穿刺通道用骨钻钻至椎体前中1/3处。调和好骨水泥,待骨水泥进入拉丝期时沿通道缓缓向椎体推注,边推边透视,见骨水泥在椎体内弥散良好,无渗漏,待骨水泥稍凝固后拔出穿刺导针,针孔无菌包扎。术后均需卧床24 h,24 h后方可佩戴腰围负重活动,嘱患者均衡膳食营养,避免跌倒。(1)基础治疗:两组均给予钙尔奇D300(生产厂家:惠氏制药有限公司,批准文号:国药准字H10950029,规格:0.6 g/片)1片/次,1次/d,3个月为一疗程,共2个疗程。(2)观察组在基础治疗上给予骨康方加减。药材基础组方:淫羊藿15 g,黄芪15 g,补骨脂15 g,狗脊10 g,肉苁蓉20 g,当归10 g,熟地20 g,菟丝子15 g,杜仲10 g。辨证加减:阳虚甚者,加用肉桂15 g,干姜15 g;气虚甚者,黄芪加量30 g,党参15 g;阴虚甚者,加用女贞子15 g,墨旱莲15 g。1剂/d,分2次水煎,各煎至200 mL,将两次药汁混合均匀后早晚分服,200 mL/次,持续治疗6周。
  1.3 观察指标及判定标准 (1)比较两组术前,术后3 d、3个月及6个月的视觉模拟疼痛评分(VAS),以评估腰背部疼痛改善程度,分值0~10分,分数越高越疼痛。(2)采用Oswestry功能障碍指数(ODI)对患者腰背部功能活动进行评估[8],分别记录两组患者术前,术后3 d、3个月及6个月的ODI,分数越高,症状越严重。(3)采取Osteosys公司的EXA-3000双光子骨密度仪检测患者术前及术后3、6、12个月骨密度(T值,与青年人相比标准差的倍数,T值>-1为正常),主要检测病椎相邻椎体[9]。(4)所有患者术前,术后3 d、3个月及6个月均复查X线片及CT,分别记录患者Cobb角、椎体压缩率的变化。(5)比较两组术前,术后3 d、3个月及6个月血清骨钙素(BGP)和25(OH)D3水平[10]。
  1.4 统计学处理 采用SPSS 24.0软件对所得数据进行统计分析,计量资料用(x±s)表示,组间比较采用t检验,组内比较采用配对t检验;计数资料以率(%)表示,比较采用字2检验。以P<0.05为差异有统计学意义。
  2 结果
  2.1 两组一般资料比较 观察组男34例,女41例,平均年龄(69.4±12.35)岁;对照组男38例,女37例,平均年龄(72.10±10.17)岁。两组一般资料比较,差异均无统计学意义(P>0.05),具有可比性。两组术中均未发生明显的脊髓神经损伤、骨水泥渗漏等严重并发症,术后均无出现穿刺切口感染等不良反应。
  2.2 两组各时间点VAS评分比较 两组术后VAS评分均随时间延长较术前明显缓解(P<0.05),两组术前与术后3 d VAS评分比较,差异均无统计学意义(P>0.05)。但观察组术后3、6个月VAS评分均较对照组改善情况更为显著(P<0.05)。
  2.3 两组各时间点ODI比较 两组术后3 d ODI均较术前明显改善,且两组术前、术后3 d ODI比较,差异均无统计学意义(P>0.05);术后3、6个月,随着时间增加,ODI逐渐改善,且观察组改善程度均较对照组更好(P<0.05)。见表2。
  2.4 两组各时间点骨密度比较 两组术前骨密度比较,差异无统计学意义(P>0.05);术后3、6、12个月骨密度均较术前明显改善,但两组术后3个月骨密度比较差异无统计学意义(P>0.05),观察组术后6、12个月骨密度均优于对照组(P<0.05)。见表3。
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