Objective:To compare mini-probe endoscopic ultrasonography(MCUS)with computed tomography(CT)in pre-operative T and N staging of esophageal cancer,and to find out the MCUS parameters to judge lymph nodes metastasis for...Objective:To compare mini-probe endoscopic ultrasonography(MCUS)with computed tomography(CT)in pre-operative T and N staging of esophageal cancer,and to find out the MCUS parameters to judge lymph nodes metastasis for esophageal cancer.Methods:Thirty-five patients received both MCUS and CT preoperatively,on both of which the T and N stages were determined.The accuracy,sensitivity,specificity,positive predicting value and negative predicting value were compared with the postoperative pathological results.Results:The accuracy of MCUS was 85.7% in T staging and 85.7% and 80.0% in N staging by two different methods,which were 45.7% and 74.3%,respectively,by CT.Conclusion:MCUS is better than CT in preoperative staging for esophageal cancer.The ratio of short to long axis(S/L)combined with short axis is a useful way to determine lymph nodes metastasis.展开更多
背景与目的:内镜超声是目前临床上广泛运用的胃癌术前分期的检查方法。内镜下黏膜切除术及黏膜剥离术在治疗早期胃癌中已广泛开展,因此提高胃癌术前分期的准确性,尤其是早期胃癌的诊断率。本文旨在探讨高频小探头内镜超声(high frequenc...背景与目的:内镜超声是目前临床上广泛运用的胃癌术前分期的检查方法。内镜下黏膜切除术及黏膜剥离术在治疗早期胃癌中已广泛开展,因此提高胃癌术前分期的准确性,尤其是早期胃癌的诊断率。本文旨在探讨高频小探头内镜超声(high frequency endoscopic ultrasound mini probe,UMP)在胃癌术前T分期中的临床应用价值。方法:2008年10月-2009年4月,对63例胃癌患者术前分别行高频小探头内镜超声和多层螺旋CT(multislice spiral CT,MSCT)检查,并与手术后病理进行对照。结果:UMP与MSCT对T分期判断准确率分别为82.26%(51/62)和88.71%(55/62),差异无统计学意义(P>0.05)。UMP与MSCT对早期胃癌的诊断准确率分别为100.00%和88.89%;进展期胃癌的诊断准确率则是79.25%和88.68%。结论:UMP对早期胃癌诊断具有重要价值,因此对于内镜下查找浅表病灶应首选UMP。展开更多
文摘Objective:To compare mini-probe endoscopic ultrasonography(MCUS)with computed tomography(CT)in pre-operative T and N staging of esophageal cancer,and to find out the MCUS parameters to judge lymph nodes metastasis for esophageal cancer.Methods:Thirty-five patients received both MCUS and CT preoperatively,on both of which the T and N stages were determined.The accuracy,sensitivity,specificity,positive predicting value and negative predicting value were compared with the postoperative pathological results.Results:The accuracy of MCUS was 85.7% in T staging and 85.7% and 80.0% in N staging by two different methods,which were 45.7% and 74.3%,respectively,by CT.Conclusion:MCUS is better than CT in preoperative staging for esophageal cancer.The ratio of short to long axis(S/L)combined with short axis is a useful way to determine lymph nodes metastasis.
文摘背景与目的:内镜超声是目前临床上广泛运用的胃癌术前分期的检查方法。内镜下黏膜切除术及黏膜剥离术在治疗早期胃癌中已广泛开展,因此提高胃癌术前分期的准确性,尤其是早期胃癌的诊断率。本文旨在探讨高频小探头内镜超声(high frequency endoscopic ultrasound mini probe,UMP)在胃癌术前T分期中的临床应用价值。方法:2008年10月-2009年4月,对63例胃癌患者术前分别行高频小探头内镜超声和多层螺旋CT(multislice spiral CT,MSCT)检查,并与手术后病理进行对照。结果:UMP与MSCT对T分期判断准确率分别为82.26%(51/62)和88.71%(55/62),差异无统计学意义(P>0.05)。UMP与MSCT对早期胃癌的诊断准确率分别为100.00%和88.89%;进展期胃癌的诊断准确率则是79.25%和88.68%。结论:UMP对早期胃癌诊断具有重要价值,因此对于内镜下查找浅表病灶应首选UMP。