标题 | 术前口服补液盐联合硫酸镁对老年乳腺癌根治术患者C-反应蛋白、GFV及预后的观察 |
范文 | 訾聪娜 樊娟 邢珍
[摘要] 目的 探讨术前口服补液盐联合硫酸镁对老年乳腺癌根治术患者C-反应蛋白(CPR)、胃内容物残留量(GFV)及预后的观察。 方法 选择2018年11月—2019年4月河北北方学院附属第一医院择期实施乳腺癌根治术的患者80例,按照随机数字表法将其分为联合组、硫酸镁液组,每组各40例。硫酸镁液组术前1 d 15∶00口服25%硫酸镁液50 mL。联合组术前1 d 15∶00口服25%硫酸镁液50 mL,17∶00口服补液盐,溶于300 mL温开水中,1 h内服完。统计两组术前1 d 8∶00(T1)和手术当日8∶00空腹时(T2)CRP水平和术前1 d 14∶00(T3)和术前1 d 23∶00時(T4)GFV;统计两组在给予硫酸镁液后至手术当日8∶00时排便次数以及术后排气时间和术后住院时间;采用视觉模拟评分法(VAS)统计两组入室静息状态(T5)、手术结束即刻(T6)和术后1 d(T7)时VAS评分,比较两组术后不良反应发生情况。 结果 与T1时点比较,两组T2时点CRP水平均降低,且T2时点联合组CRP水平低于硫酸镁液组,差异均有高度统计学意义(均P < 0.01)。与T3时点比较,两组T4时点GFV均减少,且T4时点联合组低于硫酸镁液组,差异均有高度统计学意义(均P < 0.01)。联合组排便次数高于硫酸镁液组,术后排气时间、术后住院时间短于硫酸镁液组及术后不良反应发生率低于硫酸镁液组,差异均有统计学意义(均P < 0.05)。联合组于T7时VAS评分低于硫酸镁液组,差异有统计学意义(P < 0.05)。 结论 术前口服补液盐联合硫酸镁可以降低老年乳腺癌根治术患者术前CRP水平和GFV,减少术后不良反应发生率,值得在临床中推广应用。 [关键词] 乳腺癌;硫酸镁;补液盐;C-反应蛋白 [中图分类号] R73 ? ? ? ? ?[文献标识码] A ? ? ? ? ?[文章编号] 1673-7210(2020)09(b)-0095-04 [Abstract] Objective To investigate the effect of preoperative oral rehydration salts combined with magnesium sulfate on C-reactive protein (CPR) and residual gastric fluid volume (GFV) and prognosis in elderly breast cancer patients undergoing radical mastectomy. Methods Eighty patients undergoing radical mastectomy in the First Affiliated Hospital of Hebei North University from November 2018 to April 2019 were selected and divided into the combined group and the magnesium sulfate solution group according to the random number table method, with 40 cases in each group. In the magnesium sulfate solution group, 50 mL of 25% magnesium sulfate solution was taken orally at 15∶00 one day before operation. The combined group was given 50 mL of oral 25% magnesium sulfate solution at 15∶00 on one day before operation and oral rehydration salt at 17∶00, dissolved in 300 mL warm water, and was taken within one hour. The levels of CRP at 8∶00 on one day before operation (T1) and fasting at 8:00 on the day of operation (T2) were calculated, as well as GFV at 14∶00 on one day before operation (T3) and 23∶00 on one day before operation (T4). The times of defecation, postoperative exhaust time and postoperative hospital stay of the two groups were counted from 8∶00 on the day of operation after magnesium sulfate solution was given. Visual analogue scales (VAS) was used to calculate the VAS scores of the two groups at the room resting state (T5), immediately after surgery (T6) and one day affer surgery (T7). The occurrence of postoperative adverse reactions was compared between the two groups. Results Compared with T1 time point, the levels of CRP were decreased in both groups at T2 time point, and the combined group was lower than that in the magnesium sulfate solution group at T2 time point, the differences were highly statistically significant (all P < 0.01). Compared with T3 time point, GFV in both groups was reduced at T4 time point, and the combined group was lower than magnesium sulfate solution group at T4 time point, the differences were highly statistically significant (all P < 0.01). The times of defecation in the combined group was higher than that in the magnesium sulfate solution group, and the postoperative exhaust time and postoperative hospital stay were shorter than those in the magnesium sulfate solution group, and postoperative adverse reactions were lower than that in the magnesium sulfate solution group, with statistically significant differences (all P < 0.05). VAS score in T7 of the combined group was lower than that of the magnesium sulfate solution group, and the difference was statistically significant (P < 0.05). Conclusion Preoperative oral rehydration salts combined with magnesium sulfate can reduce the preoperative the levels of CRP and GFV in elderly breast cancer patients and reduce the incidence of postoperative adverse reactions, which is worthy of clinical application. [Key words] Breast cancer; Magnesium sulfate; Rehydration salts; C-reactive protein 外科手术是乳腺癌的根本治疗方式,术前有效的肠道准备,对患者的手术疗效及预后极为重要[1]。临床上术前常用高渗性泻药硫酸镁,但口感差,且易影响患者电解质平衡[2]。术前口服补液盐溶液属于加速康复外科液体管理的相关措施[3]。有研究指出[4],术前口服补液盐溶液可减轻机体胰岛素抵抗、禁食水引起的应激反应等。故设立本研究,旨在探讨术前口服补液盐溶液联合硫酸镁对老年乳腺癌根治术患者相关细胞因子、预后等的影响,为临床液体管理的优化提供参考。现将结果报道如下: 1 资料与方法 1.1 一般资料 选择2018年11月—2019年4月河北北方学院附属第一医院(以下简称“我院”)择期实施乳腺癌根治术的患者80例,按照随机数字表法将其分为联合组和硫酸镁液组,每组各40例。本研究经我院医学伦理委员会审核并通过。硫酸镁液组年龄65~71岁,平均(67.52±2.00)岁;其中乳腺癌Ⅰ期16例,Ⅱ期24例。联合组年龄65~70岁,平均(67.12±2.10)岁;其中乳腺癌Ⅰ期21例,Ⅱ期19例。纳入标准:美国麻醉医师协会(American society of anesthesiologists,ASA)体格状态分级[5-6] Ⅰ~Ⅱ,年龄≥65岁;所有患者均符合乳腺癌的诊断標准[7];均经病理学确诊;可进行正常交流。排除标准:伴胃肌轻瘫、胃食管反流、病态肥胖等胃肠功能紊乱者;认知障碍者;糖尿病史者;需长期服用抗抑郁药、镇静药者。所有患者均签署医院科研伦理知情同意书。两组一般资料比较,差异无统计学意义(P > 0.05),具有可比性。 1.2 方法 两组术前均由护理人员进行术前评估和患者教育。硫酸镁液组:术前1 d 15∶00口服25%硫酸镁液(生产厂商:河北武罗药业有限公司,国药准字:H13022977,规格:50 g/盒)50 mL。联合组:术前1 d 15∶00口服25%硫酸镁液50 mL,17∶00口服补液盐(广西南宁百会药业集团有限公司,药物成分:每小包含氯化钾0.75 g、碳酸氢钠1.25 g),每次服6小包,溶于300 mL温开水中,1 h内服完。 1.3 观察指标 ①分别于术前1 d 8∶00(T1)和手术当日8∶00(T2)空腹时抽取患者静脉血2 mL,酶联免疫吸附试验[8][C-反应蛋白(CPR)试剂盒批号Q/SILX3-2002,国食药间械字2003第3050382号]检测两组血浆CPR水平。②以床旁超声(Siemens,型号:SC2000,产地:德国)测量两组术前1 d 14∶00时(T3)和术前1 d 23∶00时(T4)胃内容物残留量(GFV)。③统计两组在给予硫酸镁液后到术日晨8∶00时的排便次数及术后排气时间、术后住院时间。④以视觉模拟评分法(VAS)[9]评估两组入室静息状态(T5)、手术结束即刻(T6)和术后1 d(T7)的VAS评分。0分为无痛,10分为剧痛,分数越高,表明疼痛越剧烈。⑤统计两组术后头晕、恶心、乏力、腹部不适、皮肤瘙痒等不良反应发生情况。 1.4 统计学方法 采用SPSS 20.0统计学软件对所得数据进行分析,计量资料采用均数±标准差(x±s)表示,组间比较采用t检验,计数资料采用百分率表示,组间比较采用χ2检验。以P < 0.05为差异有统计学意义。 2 结果 2.1 两组术前和手术当日CRP水平比较 与T1时点比较,两组T2时CRP水平均降低,且T2时点联合组CRP水平低于硫酸镁液组,差异有高度统计学意义(P < 0.01)。见表1。 2.2 两组术前GFV比较 与T3时点比较,两组T4时点GFV均减少,且T4时点联合组GFV低于硫酸镁液组,差异有高度统计学意义(P < 0.01)。见表2。 2.3 两组排便次数、术后排气时间和术后住院时间比较 联合组排便次数高于硫酸镁液组,术后排气时间和术后住院时间短于硫酸镁液组,差异有高度统计学意义(P < 0.01)。见表3。 2.4 两组VAS评分比较 整体分析发现:两组时间、组间、交互作用比较差异有统计学意义(P < 0.05)。进一步两两比较,组内比较,与T5比较,两组T6、T7时VAS评分增加,差异有统计学意义(P < 0.05)。组间比较,T7时点联合组的VAS评分低于硫酸镁组,差异有统计学意义(P < 0.05),组间其他时间点比较,差异无统计学意义(P > 0.05)。见表4。 2.5 两组术后不良反应比较 联合组不良反应发生率低于硫酸镁液组,差异有统计学意义(P < 0.05)。见表5。 3 讨论 术前行常规肠道准备是减少乳腺癌患者术中因牵拉或麻醉反应而引起胃肠道反应的必要措施,亦可防止因肛门括约肌松弛导致粪便排出造成的污染及肠道被粪便或积气充盈妨碍患者术后肠道不适[10-11]。因此,采用一种安全、有效、不良反应少、患者依从性好[12]的肠道清洁法是乳腺癌根治术患者重要的术前准备措施。 短时间内口服等渗补液盐可致肠道内高容积,但不会产生电解质紊乱,进而促进肠蠕动,3~5 h即可使肠道清洁,清洁率高[13-14]。硫酸镁可维持肠腔内高渗环境,增加肠道内水分及肠腔容积,刺激肠壁反射性地增加肠蠕动,从而加速排便[15-16]。老年患者身体机能下降,多伴有心脑血管等合并症,是电解质紊乱的高危人群。因此,应用硫酸镁对老年患者进行肠道准备时,需要注意电解质紊乱、头晕、乏力、心悸等不良反应[17-19]。本研究将补液盐与硫酸镁联合用于乳腺癌患者术前准备,术前日23∶00时,两组GFV均减少,且联合组显著低于硫酸镁液组,提示联合用药能更好地加速胃排空。联合组排便次数高于硫酸镁液组,术后排气时间、术后住院时间短于硫酸镁液组和不良反应发生率均低于硫酸镁液组,提示联合用药在保证胃肠道排空的同时,能维持电解质稳定,保持有效循环血容量,从而降低患者术后不良反应发生率,进而缩短患者住院时间。 血浆中CRP是机体受到感染或损伤时急性反应的可靠指标,可以激活补体和吞噬细胞的吞噬作用来清除被破坏的宿主细胞[20-21]。本课题组先前研究显示[22],炎症反应参与了乳腺癌血管病变的变化,CRP与乳腺癌的发生、发展有密切关系。本研究提示,两组手术当日CRP水平均低于术前日,且联合组低于硫酸镁液组,提示术前予以口服补液盐联合硫酸镁可减轻乳腺癌患者炎症反应,降低急性应激损伤。可能原因:乳腺癌患者长时间禁食、禁水,机体处于脱水状态,且多存在免疫功能降低等情况,导致围术期应激反应增强,术前口服补液盐可以维持机体内环境平衡,降低炎症反应,继而下调CRP水平[23-25]。 本研究提示,联合组术后1 d的VAS评分低于硫酸镁液组,与相关研究[26]一致。可能原因:口服补液盐可缓解患者饥饿感,有效缓解应激引起的激素水平变化,缓解患者焦虑、烦躁等不良情绪;补液盐里的糖分可为机体提供能量,减少体内糖原分解,降低术后胰岛素抵抗,有助于患者术后康复,进而减轻患者术后疼痛等不适感[27]。补液盐溶液呈酸性,可增强患者术后胃肠动力,减少胃肠道不良反应,进而可尽快恢复胃肠道功能,降低术后不良反应,有效缩短住院时间,降低住院费用。 综上,术前口服补液盐联合硫酸镁可以降低老年乳腺癌患者CRP水平,减少GFV,减少术后不良反应发生率,值得临床推广应用。 [参考文献] [1] ?Bulkowska M,Rybicka A,Senses KM,et al. 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