{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,3]],"date-time":"2026-06-03T07:59:31Z","timestamp":1780473571451,"version":"3.54.1"},"reference-count":20,"publisher":"Wiley","issue":"12","license":[{"start":{"date-parts":[[2019,8,26]],"date-time":"2019-08-26T00:00:00Z","timestamp":1566777600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["obgyn.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Obstet Gynecol Scand"],"published-print":{"date-parts":[[2019,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>Endoanal ultrasound is considered the gold standard when assessing the obstetric anal sphincter complex. Due to its relative intrusiveness and economic cost, other ultrasound modalities are on the rise, such as transperineal ultrasound with a convex probe. The aim of our study was to evaluate the agreement between endoanal ultrasound scores (<jats:styled-content style=\"fixed-case\">EAUS<\/jats:styled-content> score) and transperineal ultrasound scores (<jats:styled-content style=\"fixed-case\">TPUS<\/jats:styled-content> score) in assessing residual obstetric anal sphincter defects.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and methods<\/jats:title><jats:p>Fifty\u2010nine women were examined 6\u00a0months after primary suturing of obstetric anal sphincter injury with two ultrasound modalities. A standardized scoring system analyzing the length, depth and radial extent of both the external (<jats:styled-content style=\"fixed-case\">EAS<\/jats:styled-content>) and internal (<jats:styled-content style=\"fixed-case\">IAS<\/jats:styled-content>) sphincter was used. Wexner fecal incontinence score was used to assess the patients\u2019 symptoms.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Transperineal ultrasound scores score showed a strong significant correlation with <jats:styled-content style=\"fixed-case\">EAUS<\/jats:styled-content> score during both pelvic floor relaxation and contraction: Spearman's rho\u2009[<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>]\u00a0=\u00a00.74, <jats:italic>P\u00a0<\/jats:italic>&lt;\u00a00.001, and <jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.77, <jats:italic>P\u00a0<\/jats:italic>&lt;\u00a00.001, respectively. For both <jats:styled-content style=\"fixed-case\">EAS<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">IAS<\/jats:styled-content>, significant correlations were found for all parameters, that is, length, depth and angle between both <jats:styled-content style=\"fixed-case\">EAUS<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">TPUS<\/jats:styled-content>. A statistically significant correlation was found between <jats:styled-content style=\"fixed-case\">EAUS<\/jats:styled-content> score and Wexner score (<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.36, <jats:italic>P\u00a0<\/jats:italic>=\u00a00.005). A significant correlation between the <jats:styled-content style=\"fixed-case\">EAS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">EAUS<\/jats:styled-content> score (<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.36, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.005) and Wexner score was found, but no significance was found between <jats:styled-content style=\"fixed-case\">IAS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">EAUS<\/jats:styled-content> score and Wexner score (<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.22, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.097). Significant correlations were found for Wexner score and <jats:styled-content style=\"fixed-case\">TPUS<\/jats:styled-content> score in resting state (<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.36, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.01) and contracting state (<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.28, <jats:italic>P\u00a0<\/jats:italic>&lt;\u00a00.05), and between Wexner score and <jats:styled-content style=\"fixed-case\">EAS<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">TPUS<\/jats:styled-content> score in resting state (<jats:italic>r<\/jats:italic><jats:sub>s<\/jats:sub>\u00a0=\u00a00.32, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.02).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>The results indicated a strong agreement between endoanal and transperineal ultrasound in assessing residual obstetric anal sphincter defects 6\u00a0months after primary suturing. Furthermore, a weak significant correlation was found between the ultrasound scores and the patients\u2019 Wexner fecal incontinence score.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aogs.13701","type":"journal-article","created":{"date-parts":[[2019,8,5]],"date-time":"2019-08-05T06:39:15Z","timestamp":1564987155000},"page":"1624-1631","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":45,"title":["Comparison of transperineal and endoanal ultrasound in detecting residual obstetric anal sphincter injury"],"prefix":"10.1111","volume":"98","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5131-6297","authenticated-orcid":false,"given":"Andrea","family":"Stuart","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynecology Helsingborg Hospital Helsingborg Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7317-1861","authenticated-orcid":false,"given":"Claes","family":"Ignell","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Helsingborg Hospital Helsingborg Sweden"},{"name":"Department of Clinical Sciences Lund University Malm\u00f6 Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ann\u2010Kristin","family":"\u00d6rn\u00f6","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Sahlgrenska University Hospital G\u00f6teborg 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