耳后注射甲强龙对平坦型突发性聋疗效分析

2016-04-12 07:10赵群王英力王洪芹沧州市中心医院耳鼻喉科沧州市人民医院耳鼻喉科
中华耳科学杂志 2016年1期
关键词:疗效

赵群王英力王洪芹沧州市中心医院耳鼻喉科沧州市人民医院耳鼻喉科



耳后注射甲强龙对平坦型突发性聋疗效分析

赵群1王英力2王洪芹1
1沧州市中心医院耳鼻喉科
2沧州市人民医院耳鼻喉科

【摘要】目的研究耳后注射甲强龙对平坦型突发性聋各频率疗效的影响。方法回顾2011年至今收入我院耳鼻喉科突发性聋病例,选取其中平坦型者,按照有无耳后注射甲强龙分为耳后注射组及非耳后注射组,分别比较两组治疗有效率、治愈率及治疗前后五个频段提高幅度(125-250Hz平均值、125-500Hz平均值、500-2KHz平均值、4-8KHz平均值及250-4KHz平均值)。结果耳后注射组和非耳后注射组比较,治愈率P=0.04<0.05,有统计学意义,有效率P=0.52> 0.05,无统计学意义;两组125-250Hz平均值比较P=0.03<0.05,差异有统计学意义。结论耳后注射甲强龙治疗突发性聋安全有效,对平坦型突发性聋的治疗有效率无影响,但明显提高治愈率,而且对低频听力的提高有帮助。

【关键词】突发性聋;给药方式;疗效

【Key word】Sudden hearing loss;Administration rout; Therapeutic effect

1 资料与方法

1.1临床资料

入选标准:①符合2005年中华医学会耳鼻咽喉头颈外科学分会制定的突发性聋诊断和治疗指南。②按照突发性聋全国多中心研究提出的突聋分型标准选取其中平坦型病例。排除标准:①治疗不满一疗程听力未恢复即停止治疗。②患有糖尿病、消化系统溃疡等全身系统疾病,孕妇、听神经瘤、大前庭导水管综合征及其它遗传性耳聋等。入选病例按照进行耳后注射分为耳后注射组和非耳后注射组。

1.2治疗方案

两组均给予营养神经、改善微循环药物治疗(金纳多+前列地尔+巴曲酶)。非耳后注射组给予地塞米松10mg入壶每天一次,3天后改为5mg入壶每日一次,3天后停药。耳后注射组给予甲强龙40mg耳后沟中点注射隔两日一次。耳后注射组未静脉应用激素。

1.3所有患者入院时均进行纯音电测听、声导抗、耳声发射、听性脑干反应及内听道核磁检查,待一疗程结束时复查纯音电测听,记录治疗前后125-250Hz平均值、125-500Hz平均值、500-2000Hz平均值、4000-8000Hz平均值及250-4000Hz平均值。

1.4疗效评定

痊愈:受损频率听力恢复至正常,或达健耳水平,或达患病前水平;显效:受损频率平均听力提高30dB以上;有效:受损频率平均听力提高15-30dB;无效:受损频率平均听力改善不足15dB。

1.5统计学方法

所有数据分析采用SPSS13.0统计学软件,其中两组治愈率、有效率比较应用χ2检验,两组各频段提高值比较采用秩和检验。

2 结果

2.1两组一般情况比较(见表1)

2.2两组有效率及治愈率比较(见表2)

表2 耳后注射组和非耳后注射组疗效比较Table 2 Comparison of the curative effect between postauriealinjection group(A) and non postaurieal injection group(B)

2.3两组治疗前后各频段提高值比较(见表3)

3 讨论

突发性聋是耳鼻喉科常见疾病,常采取激素、营养神经、改善微循环及高压氧等治疗,其中激素由于其具有抗炎、免疫抑制、抗毒素及拮抗血管紧张素等作用[1],是目前认为有效的治疗方式[2]。传统的全身使用激素副作用较大,而且由于血迷路屏障的存在影响药物进入内耳的浓度。限制了全身激素的应用。曾有学者采取鼓室内注射激素代替全身使用激素,鼓室内给药有三种途径,经鼓膜穿刺、经鼓膜置管和经微泵持续泵入,进入鼓室内的药液经圆窗膜渗透进入内耳[3],但这种方法的疗效各家说法不一,有的学者认为鼓室内注射激素作为补救治疗有效率高于其它治疗方式[4,5],但是有的学者认为对疗效无影响[6,7]。以上三种方法为有创性,有的价格较昂贵且操作复杂,激素容易经咽鼓管排出[8],甚至反复鼓膜穿刺容易出现鼓膜穿孔等并发症,不易被患者接受。

相比鼓室注射激素而言,耳后注射操作简便,无严重并发症。静媛媛等[9]研究发现耳后注射激素可以在体循环中保持较低浓度,证明了其安全性。李克兢等[10]应用7.0T核磁研究证明耳后注射激素可以有效到达内耳,可能途径有2条:一为循环途径,经耳后的毛细血管、淋巴管吸收入血;二为渗透途径,可能涉及到圆窗膜、卵圆窗、组织间隙、听泡骨缝等,而且耳后注射激素到达内耳浓度和药物维持时间均高于全身应用激素,从而证明了耳后注射激素的可行性。张运波等[11]研究发现乳突骨膜下注射激素痊愈率加显效率明显高于全身应用激素,但总有效率无统计学差异,证明了耳后注射激素的有效性,这也与本研究的结果一致。

表1 耳后注射组和非耳后注射组一般情况比较Table 1 Comparison of general conditions between postaurieal injection group(A) and non postaurieal injection group(B)

表3 耳后注射组和非耳后注射组治疗前后听力提高值比较Table 3 Comparison of the improvement of decibels between postaurieal injection group(A) and non postaurieal injection group(B)

国内文献关于局部应用激素的疗效存在差异,分析其原因可能为以往研究局部用药途径多样,不能保证激素进入内耳的浓度,而且激素种类多样,另外还有一个原因可能是未区分突发性耳聋类型,而本研究单独拿出平坦型突发性耳聋进行讨论,所以结果可能存在差异,待今后工作中将各种类型突发性耳聋单独研究而获得更全面的数据。

本研究中发现耳后注射组低频听力提高程度高于非耳后注射组,说明耳后注射甲强龙可以对低频听力的提高提供良好的帮助,这也符合了杨晓琦、静媛媛等[12、13]的研究,即耳后注射甲强龙对难治性低频感音神经性耳聋有效。张呈辉[14]等通过耳蜗电图检查比较突发性聋患者患耳和健耳-SP/AP振幅比,发现突聋患者较多出现-SP/AP振幅比异常增高,提示突聋可能与内淋巴积水有关,激素通过调节水盐电解质的跨膜转运,维持内淋巴液的平衡,发挥抗炎、减轻水肿的作用[15],耳后注射甲强龙药液有效进入内耳,对低频听力提高效果明显。

耳后注射甲强龙可以提高治愈率,主要对低频听力提高有帮助,值得临床推广。

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·临床研究·

Effects of post-aural injection of methylprednisolone in flat-type sudden hearing loss

ZHAO Qun1,WANG Yingli2,WANG Hongqin1
1 the ENT department of Cangzhou Central Hospital,2 the ENT department of Cangzhou People’s Hospital Corresponding author:WANG HongqinEmail:czwanghongqin@163.com

【Abstract】Objective To report outcomes of post-aural injection of methylprednisolone in patients with flat-type sudden hearing loss.Methods Cases of sudden hearing loss treated by the authors from 2011 to the present were reviewed and those with flat-type hearing loss were selected and divided into a post-aural injection group and a non-post-aural injection group,respectively.The rate of recovery and improvement over five frequency bands (125-250 Hz,125-500 Hz,500-2 kHz,4-8 kHz and 250-4 kHz) were compared between the two groups.Results 1) The rate of complete recovery in the post-aural injection group was higher (P=0.04<0.05),although the overall effectiveness rate was not significantly different between the two groups (P=0.52>0.05).The post-aural injection group also showed more improvement over 125-250 Hz than the other group (P=0.03<0.05).Conclusions Post-aural injection of methylprednisolone as a treatment for flat-type sudden hearing loss is safe and effective,with higher efficacy over low frequencies than high frequencies.

收稿日期:(2015-10-12审核人:王大勇)

通讯作者:王洪芹,Email:czwanghongqin@163.com

作者简介:赵群,硕士,主治医师,研究方向:耳科学

DOI:10.3969/j.issn.1672-2922.2016.01.017

【中图分类号】R764.437

【文献标识码】A

【文章编号】1672-2922(2016)01-79-3

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