Background Transperineal ultrasonography has been used as a diagnostic imaging modality for rectocele for many years.However,the consistency of ultrasonography and defecography in evaluating the severity of rectocele ...Background Transperineal ultrasonography has been used as a diagnostic imaging modality for rectocele for many years.However,the consistency of ultrasonography and defecography in evaluating the severity of rectocele was not satisfactory.This study aimed to evaluate the agreement in the measurement of rectocele parameters between the two methods in different positions and provide clinical implications for the diagnosis of rectocele.Methods In this pilot study,participants were recruited in an outpatient clinic of a tertiary hospital between December 2017 and December 2019.All participants separately underwent defecation proctography at sitting and squatting positions,and undertook transperineal ultrasonography at left lateral,sitting,and squatting positions.The consistency of ultrasonography and defecography was evaluated.Results Thirty female volunteers with rectocele were included in this study.The degree of anorectal angle was significantly larger at rest and during contraction,maximal Valsalva,and evacuation;the depth of the rectocele was significantly deeper during maximal Valsalva and evacuation;and the length of the perineumdescending was significantly longer during contraction and maximal Valsalva in using squatting position compared to the sitting position when performing the defecation proctography.The degree of anorectal angle,the depth of rectocele,the area of levator hiatus,and the volume of the rectocele were significantly different in using squatting,sitting,and left lateral positions when performing the transperineal ultrasonography.Bland-Altman semi-quantitative plots showed good consistency in the measurement of the anorectal angle and the depth of the rectocele between proctography and ultrasonography in both sitting and squatting positions.Conclusions The findings of our study may be considered as the preliminary evidence to support the use of transperineal ultrasonography with sitting and squatting positions as the imaging test of choice for evaluating patients with rectocele.展开更多
目的探讨应用经会阴三维超声评价广泛性子宫切除术患者手术前后盆底形态学变化的临床价值。方法选取因子宫病变行广泛性子宫切除术患者45例,分别于术前、术后14 d及术后3个月行经会阴三维超声检查,重建盆底三维超声图像,观察肛提肌裂孔...目的探讨应用经会阴三维超声评价广泛性子宫切除术患者手术前后盆底形态学变化的临床价值。方法选取因子宫病变行广泛性子宫切除术患者45例,分别于术前、术后14 d及术后3个月行经会阴三维超声检查,重建盆底三维超声图像,观察肛提肌裂孔的结构和形态变化,分别测量并比较静息状态和Valsalva动作时肛提肌裂孔前后径、横径、面积及肛提肌厚度。结果术前Valsalva动作时肛提肌裂孔前后径、横径及面积较术前静息状态均增大,差异均有统计学意义(均P<0.05),肛提肌厚度较静息状态减小,差异无统计学意义。术后14 d Valsalva动作时肛提肌裂孔前后径、横径、面积及肛提肌厚度较术前及术后3个月Valsalva动作时均减小,差异均有统计学意义(均P<0.05),肛提肌厚度无明显变化,差异无统计学意义;术后3个月Valsalva动作时肛提肌裂孔前后径、横径及面积较静息状态均增大,差异均有统计学意义(均P<0.05),肛提肌厚度减小,差异无统计学意义。结论经会阴三维超声能够对广泛性子宫全切术后患者盆底形态学变化进行动态观察,客观评价其解剖结构的变化。展开更多
基金funded by the National Natural Science Foundation of China[81603618,81603625]Shanghai Municipal Health Commission[2018BR19].
文摘Background Transperineal ultrasonography has been used as a diagnostic imaging modality for rectocele for many years.However,the consistency of ultrasonography and defecography in evaluating the severity of rectocele was not satisfactory.This study aimed to evaluate the agreement in the measurement of rectocele parameters between the two methods in different positions and provide clinical implications for the diagnosis of rectocele.Methods In this pilot study,participants were recruited in an outpatient clinic of a tertiary hospital between December 2017 and December 2019.All participants separately underwent defecation proctography at sitting and squatting positions,and undertook transperineal ultrasonography at left lateral,sitting,and squatting positions.The consistency of ultrasonography and defecography was evaluated.Results Thirty female volunteers with rectocele were included in this study.The degree of anorectal angle was significantly larger at rest and during contraction,maximal Valsalva,and evacuation;the depth of the rectocele was significantly deeper during maximal Valsalva and evacuation;and the length of the perineumdescending was significantly longer during contraction and maximal Valsalva in using squatting position compared to the sitting position when performing the defecation proctography.The degree of anorectal angle,the depth of rectocele,the area of levator hiatus,and the volume of the rectocele were significantly different in using squatting,sitting,and left lateral positions when performing the transperineal ultrasonography.Bland-Altman semi-quantitative plots showed good consistency in the measurement of the anorectal angle and the depth of the rectocele between proctography and ultrasonography in both sitting and squatting positions.Conclusions The findings of our study may be considered as the preliminary evidence to support the use of transperineal ultrasonography with sitting and squatting positions as the imaging test of choice for evaluating patients with rectocele.
文摘目的探讨应用经会阴三维超声评价广泛性子宫切除术患者手术前后盆底形态学变化的临床价值。方法选取因子宫病变行广泛性子宫切除术患者45例,分别于术前、术后14 d及术后3个月行经会阴三维超声检查,重建盆底三维超声图像,观察肛提肌裂孔的结构和形态变化,分别测量并比较静息状态和Valsalva动作时肛提肌裂孔前后径、横径、面积及肛提肌厚度。结果术前Valsalva动作时肛提肌裂孔前后径、横径及面积较术前静息状态均增大,差异均有统计学意义(均P<0.05),肛提肌厚度较静息状态减小,差异无统计学意义。术后14 d Valsalva动作时肛提肌裂孔前后径、横径、面积及肛提肌厚度较术前及术后3个月Valsalva动作时均减小,差异均有统计学意义(均P<0.05),肛提肌厚度无明显变化,差异无统计学意义;术后3个月Valsalva动作时肛提肌裂孔前后径、横径及面积较静息状态均增大,差异均有统计学意义(均P<0.05),肛提肌厚度减小,差异无统计学意义。结论经会阴三维超声能够对广泛性子宫全切术后患者盆底形态学变化进行动态观察,客观评价其解剖结构的变化。
