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时间:2017-12-10
《共振频率对中耳病变的诊断意义》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、四川医学2009年4月第3O卷(第4期)S/c/manM~/ca/.az,2OO9。Vo/.30,M.4·477·论著共振频率对中耳病变的诊断意义周莲,彭皎皎,冯宁宇,郑虹△(四川大学华西医院耳鼻咽喉头颈外科,四川成都610041)【摘要】目的了解和探讨共振频率对鼓膜完整的中耳疾病的鉴别诊断价值。方法通过对正常耳(6o耳),听骨链固定耳(6耳),听骨链中断耳(5耳)和不典型分泌性中耳炎耳(19耳)进行共振频率及静态声导抗测试,以手术发现作为诊断金标准,了解共振频率对鼓膜完整的中耳疾病的鉴别诊断价值。结果各组中耳共振频率分
2、别为正常耳(950±260.78)Ik;听骨链固定耳(1466±199.16)I-Iz,较正常耳高(P<0.01);听骨链中断耳(660±124.49)Hz,较正常耳低(P<0.01)。不典型分泌性中耳炎耳(402±87.36)Hz,较前三者都低(P<0.01)。正常耳声导纳值为(0.5±0.26)mm}~,听骨链固定耳和不典型分泌性中耳炎耳声导纳值分别为(0.2±0.1O)mmho,(0.2±0.16)mmho,均较正常耳低(P<0.05),听骨链中断耳声导纳值为(1.8±1.65)mmho,较正常耳高(P3、。结论共振频率结合声导纳值对鼓膜完整的中耳疾病的鉴别诊断有重要参考价值。【关键词】共振频率;传导性聋;听骨链中断;听骨链固定【中图分类号】R764.43【文献标识码】AI文章编号】10(B-0501(20O9)O4-O477-O3Diagnos~cvalueofi'esolmilcefrequency011middleearvacates.ZHOULianIPENG7枷-FENGNing-yu。eto1.WestChinaHospital,SichuanUravers/ty,c^。S/chuan610041,China一4、【Abstract】ObjectiveToinvestigatethedial~esticvalueoftheIe9DIlal~luencyinmiddleearpathologieswitIlintacttympacmembranes.Methods60normaleaIsI6eaIsofeesicularfixation,5carsofossiculardiscontinuity-and19ea墙ofatypicalsecretoryofifisnleaaretestedbystaticalacousticimmit5、aneeandmultirrequeneytympanometry-andthegoldstandardofdiagnoseisfindinginoperations.ResultsTheH0rlaIl傥frequencyofnonllalearsis(950±260.78)Hz。whereasitis(1466±199.16)Hz。(660±124.49)Hzand(402±87.36)HzinossicularfixationIossiculardiscontinuityandsecretoryotitisⅡledi6、arespectivdy,itisthehighestinossicularfixation(P<0.01);anditisthelowestinsecretoryofitisR~'dia【P<0.01).TheaI∞uscadmiRaneeofnormalear8is(0.05±0.26)mmho,whereasitis(0.2±0.10)mmho,and(0.2±0.16)mmhoinossioflarfixationandsecretoryotitisIIlediarespectivelyIbothofwhicha7、rclowerthanthenomlalones(P<0.05);itis(I.8±I.65Jmmho1whichishigherthannormal0nes(P<0.01).CmchlsimResonancefxequencyandacousticadmittancehavedistinguishablediagnosticvalueOnmiddleearpathologieswitllintacttympanic.【Keywords】rcsol~/lCefrequency;conductivedeafiaess;oa8、siculardiscontinuity;ossicular矗x∞近30年来,声导抗测试已经成为临床听力检查的1资料与方法常规检测项目[1,23。按探测音的频率和成分不同,声导抗测试分为低频单成分声导抗测试和多频多成分声1.1一般资料:实验组为我科2006年12月一2008年导抗测试。目前在临床上主要使用低频单成分探
3、。结论共振频率结合声导纳值对鼓膜完整的中耳疾病的鉴别诊断有重要参考价值。【关键词】共振频率;传导性聋;听骨链中断;听骨链固定【中图分类号】R764.43【文献标识码】AI文章编号】10(B-0501(20O9)O4-O477-O3Diagnos~cvalueofi'esolmilcefrequency011middleearvacates.ZHOULianIPENG7枷-FENGNing-yu。eto1.WestChinaHospital,SichuanUravers/ty,c^。S/chuan610041,China一
4、【Abstract】ObjectiveToinvestigatethedial~esticvalueoftheIe9DIlal~luencyinmiddleearpathologieswitIlintacttympacmembranes.Methods60normaleaIsI6eaIsofeesicularfixation,5carsofossiculardiscontinuity-and19ea墙ofatypicalsecretoryofifisnleaaretestedbystaticalacousticimmit
5、aneeandmultirrequeneytympanometry-andthegoldstandardofdiagnoseisfindinginoperations.ResultsTheH0rlaIl傥frequencyofnonllalearsis(950±260.78)Hz。whereasitis(1466±199.16)Hz。(660±124.49)Hzand(402±87.36)HzinossicularfixationIossiculardiscontinuityandsecretoryotitisⅡledi
6、arespectivdy,itisthehighestinossicularfixation(P<0.01);anditisthelowestinsecretoryofitisR~'dia【P<0.01).TheaI∞uscadmiRaneeofnormalear8is(0.05±0.26)mmho,whereasitis(0.2±0.10)mmho,and(0.2±0.16)mmhoinossioflarfixationandsecretoryotitisIIlediarespectivelyIbothofwhicha
7、rclowerthanthenomlalones(P<0.05);itis(I.8±I.65Jmmho1whichishigherthannormal0nes(P<0.01).CmchlsimResonancefxequencyandacousticadmittancehavedistinguishablediagnosticvalueOnmiddleearpathologieswitllintacttympanic.【Keywords】rcsol~/lCefrequency;conductivedeafiaess;oa
8、siculardiscontinuity;ossicular矗x∞近30年来,声导抗测试已经成为临床听力检查的1资料与方法常规检测项目[1,23。按探测音的频率和成分不同,声导抗测试分为低频单成分声导抗测试和多频多成分声1.1一般资料:实验组为我科2006年12月一2008年导抗测试。目前在临床上主要使用低频单成分探
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