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研究1599例前列腺液标本支原体感染检测及药敏结果

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论文导读:ofdrugsweresignificantlyhigherthanthoseofUU-orMH-singleisolates.Conclusions:Thelaboratoryscreeningandantimicrobialsusceptibilitytestingforgenitalmycoplaasisvitaltotreattheinfection.Accordingtotheempiricaltreatmentofmycoplaainfection,DOX,MIN,andJOScanbet
【摘要】目的:回顾本地区男性泌尿生殖道患者感染解脲支原体(UU)、人型支原体(MH)的分布状况,了解支原体对12种抗生素体外药物敏感试验的目前状况。策略:对1599例男性泌尿生殖道感染患者前列腺液标本进行支原体(Uu、MH)培养及药敏试验。结果:1599例检测标本中,总感染率为2308%,单纯UU阳性277例(7507%),UU-Mh阳性81例(2195%),单纯Mh阳性11例(298%)。MH对强力霉素(DOX)、交沙霉素(JOS)、美满霉素(MIN)全部敏感,UU对JOS、MIN、DOX、环酯红霉素(ECC)、克拉霉素(CLA)均非常敏感,UU-MH混合感染的耐药率明显高于单纯UU或MH感染。结论:临床治疗支原体感染时应尽量根据药敏结果选择敏感药物,DOX、MIN和JOS可作为本地区临床经验用药的首选药物。
【关键词】男性;解脲支原体;人型支原体;药物敏感性实验
【Abstract】Objectives: To review the incidences of urogenital tract infection caused by ureaplaa urealyticum (UU) and mycoplaa hominis (MH) and their susceptibilities to 12 antibiotic agents. Methods: UU and MH were cultured and their drug susceptibilities from 1,599 patients with urogenital tract infections were statistically analyzed. Results: The overall positive incidence of gential mycoplaas was 23.08%. The most common pattern was UU mono-infection (75.07%); the UU-MH co-infection pattern ranked second (21.95%) and MH mono-infection was lowest (2.98%). However, a significantly higher infection rate by genital mycoplaas was found in young men (age range: 21-50 years). Overall, MH complete susceptibility to doxycycline (DOX), josamycin (JOS) and minocycline (MIN), while UU had high susceptibility rates to JOS, MIN, DOX, erythromycin cyclocarbonate (ECC) and clarithromycin (CLA). The resistance rates of UU-MH-mixed isolates to most of drugs were significantly higher than those of UU- or MH-single isolates. Conclusions: The laboratory screening and antimicrobial susceptibility testing for genital mycoplaas is vital to treat the infection. According to the empirical treatment of mycoplaa infection, DOX, MIN, and JOS can be taken as the drugs of first choice.
【Key words】Men; Ureaplaa urealyticum (Uu); Mycoplaa hominis (MH); Drug susceptibilities
【】A
解脲支原体(ureaplaa urealyticum,UU)和人型支原体(mycoplaa hominis,MH)都属于支原体属病原微生物,是一类缺乏细胞壁、能在无生命培养基中繁殖的最小微生物,是引起男性非淋菌性泌尿生殖系统炎症的主要病原体。可引起男性非淋菌性尿道炎[1]、慢性前列腺炎[2]、尿路结石[3]、男性不育[4]等。近年由于不规范治疗、滥用抗生素等理由,使支原体耐药性不断发生变化,耐药菌株逐年增加,导致男性泌尿生殖系统感染治疗难度加大。本文对我院2012 年8月至2013年8月期间,1599份前列腺液标本支原体培养及药物敏感(药敏)试验结果进行分析,以期为临床男科治疗支原体感染提供用药参考,现报告如下。1资料与策略
11一般资料
1599份标本均为本院男科门诊或住院部首诊男性患者前列腺液,年龄中位数32岁(15~73岁),主要诊断为慢性前列腺炎、尿路感染、不育、早泄、勃起功能障碍等。所有患者在取标本前1周均未使用抗生素或至少停用抗生素1周,并排除淋球菌(NG)、衣原体(CT)感染。
12标本采集
嘱患者排尿后,消毒龟头和尿道口,经肛诊前列腺按摩取前列腺液,用尿道拭子取前列腺液放入无菌管中。
13检测策略
支原体培养、鉴定药敏试剂盒(改良肉汤稀释法)由珠海浪峰生物技术有限公司提供,严格按照试剂盒操作说明进行。药敏试剂有环酯红霉素(ECC)、强力霉素(DOX)、交沙霉素(JOS)、甲砜霉素(THI)、克拉霉素(CLA)、红霉素(ERY)、环丙沙星(CPF)、罗红霉素(ROX)、可乐必妥(CRA)、美满霉素(MIN)、阿奇霉素(AZI)、加替沙星(GAT)。将含有前列腺液标本的尿道拭子插入培养论文导读:液中充分振洗并在瓶壁挤干拭子,分别取100uL至微孔中(除外A1孔:加有100μL培养基的空白孔),再加入矿物油1滴覆盖,37℃,24h和48h分别观察记录结果。根据每孔生长情况分别判断UU或MH鉴定及药敏试验结果。上一页12
液中充分振洗并在瓶壁挤干拭子,分别取100uL至微孔中(除外A1孔:加有100μL培养基的空白孔),再加入矿物油1滴覆盖,37℃,24h和48h分别观察记录结果。根据每孔生长情况分别判断UU或MH鉴定及药敏试验结果。