Do ultrasound findings of levator ani "avulsion" correlate with anatomical findings: A multicenter cadaveric study
Do ultrasound findings of levator ani "avulsion" correlate with anatomical findings: A multicenter cadaveric study
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DOI:
10.1002/nau.22781
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发表时间:
2016-08-01
影响因子:
2
通讯作者:
Khullar, Vik
中科院分区:
文献类型:
--
作者:
Da Silva, Ana Sofia;Digesu, G. Alessandro;Khullar, Vik
AimsThis study aimed to validate the levator avulsion injury as seen on ultrasound against anatomical dissection in the same cadaver.MethodsPuboviseral muscle (PVM) anatomy of female cadavers was studied using 3D-translabial ultrasonography and an avulsion confirmed per standard recommendations [Dietz HP. Aust N Z J Obstet Gynaecol 53:220-230, 2013]. Cadavers were then dissected to determine the macroscopic attachment or detachment of the PVM and the dimensions including the PVM symphysis gap and PVM attachment depth. Intra and inter-observer reliability of USS findings and anatomical measurements were assessed using the Cohen's and Bland & Altman plots respectively. McNemar's and Mann-Whitney U tests were used to compare imaging and cadaveric dissection findings.ResultsAvulsions were seen on imaging in 11/30 (36.7%) cadavers; the defect was bilateral in 1/30 (3.3%) and unilateral in 10/30 (33.3%). No avulsion was found at dissection (McNemar's (2)=60.0, P