目的比较目前常用的两种真空辅助乳腺活检系统在手术耗时及不良反应情况。方法选择我院2015年3月-6月于门诊手术室进行超声引导真空辅助活检术的女性,分别采用目前临床使用的两种（系统A和系统B）进行手术,每组各50例。分别记录手术耗...目的比较目前常用的两种真空辅助乳腺活检系统在手术耗时及不良反应情况。方法选择我院2015年3月-6月于门诊手术室进行超声引导真空辅助活检术的女性,分别采用目前临床使用的两种（系统A和系统B）进行手术,每组各50例。分别记录手术耗时（从定位到手术结束）,出血量,术前与术中收缩压最高值差值（△收缩压）和心率最高值差值（△心率）,血肿数量以及乳房外形。结果系统A与系统B的△收缩压,△心率,术后血肿数量级乳房外观均无明显统计学差异,P〉0.05。系统A的手术时间为8.7±5.39分,明显少于系统B的17.56±8.63分,存在统计学差异,P〈0.05;系统A的术中出血量为3.7±2.6 m L,明显少于系统B的6.1±3.9 m L,同样存在统计学差异,P〈0.01。结论系统A用于乳腺真空活检具有手术耗时少,出血量低的优势,可在乳腺活检中进行推广。展开更多
Objective:To investigate the species prevalence of Enterococcus with their antimicrobial resistance pattern from patients of Dhaka Medical College Hospital.Methods:Samples were cultured and Enterococcus species were i...Objective:To investigate the species prevalence of Enterococcus with their antimicrobial resistance pattern from patients of Dhaka Medical College Hospital.Methods:Samples were cultured and Enterococcus species were identified by conventional biochemical tests as well as PCR by using species specific primers for Enterococcus faecalis(E.faecalis)and Enterococcus faecium(E.faecium).For isolation of vancomycin resistant enterococci,minimum inhibitory concentration of vancomycin and PCR was done to detect vanA and vanB genes.Results:A total of 16 enterococci were isolated from 300 urine and 200 wound swab samples(15 from urine and 1 from wound swab)from July 2011 to June 2012.Enterococci were the third most common organism(8.47%)from urine after Escherichia coli(63.28%)and Enterobacter(11.87%).Out of 16 enterococci,10(62.5%)were E.faecalis,4(25%)were E.faecium and 2(12.5%)were other species.All the enterococci(100%)were sensitive to vancomycin and linezolid.Most of the strains were resistant to ciprofloxacin and azithromycin(87.5%),gentamycin(81.25%),ceftriaxone(75%),amoxiclav(31.25%)and imipenem(25%).E.faecium was more resistant than E.faecalis to azithromycin(100%),ciprofloxacin(100%),amoxiclav(75%)and imipenem(50%).No vancomycin resistant enterococci were identified and the range of minimum inhibitory concentration for vancomycin was 1-4μg/mL.None of the enterococci were positive for vanA and vanB genes.Conclusions:The presence of multidrug resistant enterococci should be considered as danger alarm for serious enterococcal infections and further study in large scale is needed.展开更多
文摘目的比较目前常用的两种真空辅助乳腺活检系统在手术耗时及不良反应情况。方法选择我院2015年3月-6月于门诊手术室进行超声引导真空辅助活检术的女性,分别采用目前临床使用的两种（系统A和系统B）进行手术,每组各50例。分别记录手术耗时（从定位到手术结束）,出血量,术前与术中收缩压最高值差值（△收缩压）和心率最高值差值（△心率）,血肿数量以及乳房外形。结果系统A与系统B的△收缩压,△心率,术后血肿数量级乳房外观均无明显统计学差异,P〉0.05。系统A的手术时间为8.7±5.39分,明显少于系统B的17.56±8.63分,存在统计学差异,P〈0.05;系统A的术中出血量为3.7±2.6 m L,明显少于系统B的6.1±3.9 m L,同样存在统计学差异,P〈0.01。结论系统A用于乳腺真空活检具有手术耗时少,出血量低的优势,可在乳腺活检中进行推广。
文摘Objective:To investigate the species prevalence of Enterococcus with their antimicrobial resistance pattern from patients of Dhaka Medical College Hospital.Methods:Samples were cultured and Enterococcus species were identified by conventional biochemical tests as well as PCR by using species specific primers for Enterococcus faecalis(E.faecalis)and Enterococcus faecium(E.faecium).For isolation of vancomycin resistant enterococci,minimum inhibitory concentration of vancomycin and PCR was done to detect vanA and vanB genes.Results:A total of 16 enterococci were isolated from 300 urine and 200 wound swab samples(15 from urine and 1 from wound swab)from July 2011 to June 2012.Enterococci were the third most common organism(8.47%)from urine after Escherichia coli(63.28%)and Enterobacter(11.87%).Out of 16 enterococci,10(62.5%)were E.faecalis,4(25%)were E.faecium and 2(12.5%)were other species.All the enterococci(100%)were sensitive to vancomycin and linezolid.Most of the strains were resistant to ciprofloxacin and azithromycin(87.5%),gentamycin(81.25%),ceftriaxone(75%),amoxiclav(31.25%)and imipenem(25%).E.faecium was more resistant than E.faecalis to azithromycin(100%),ciprofloxacin(100%),amoxiclav(75%)and imipenem(50%).No vancomycin resistant enterococci were identified and the range of minimum inhibitory concentration for vancomycin was 1-4μg/mL.None of the enterococci were positive for vanA and vanB genes.Conclusions:The presence of multidrug resistant enterococci should be considered as danger alarm for serious enterococcal infections and further study in large scale is needed.
