{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,20]],"date-time":"2026-10-20T13:14:09Z","timestamp":1792502049691,"version":"4.5.0"},"reference-count":29,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2013,8,29]],"date-time":"2013-08-29T00:00:00Z","timestamp":1377734400000},"content-version":"vor","delay-in-days":28,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Colorectal Disease"],"published-print":{"date-parts":[[2013,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>Retrorectal tumours (<jats:styled-content style=\"fixed-case\">RT<\/jats:styled-content>) are uncommon, and diagnosis and management remain difficult. The aim of this study was to evaluate the results of the surgical management of<jats:styled-content style=\"fixed-case\">RT<\/jats:styled-content>in our institution.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method<\/jats:title><jats:p>Medical notes of all patients operated on for<jats:styled-content style=\"fixed-case\">RT<\/jats:styled-content>were reviewed. Clinical, radiological, surgical, histological data as well as morbidity and long\u2010term results were noted.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Forty\u2010seven patients [34 women (72%), mean age 45.8 (range 17\u201385) years] underwent surgery for<jats:styled-content style=\"fixed-case\">RT<\/jats:styled-content>between 1997 and 2011. The commonest symptoms were pain (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>31) and suppuration (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>10). Thirty\u2010nine (83%) patients underwent preoperative magnetic resonance imaging (<jats:styled-content style=\"fixed-case\">MRI<\/jats:styled-content>). Malignant lesions exhibited typical characteristics on<jats:styled-content style=\"fixed-case\">MRI<\/jats:styled-content>including heterogeneity (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>5, 83%), solid appearance (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>4, 67%), a low\u2010<jats:styled-content style=\"fixed-case\">T<\/jats:styled-content>1 signal and high\u2010<jats:styled-content style=\"fixed-case\">T<\/jats:styled-content>2 intensity (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>5, 83%), enhancement after gadolinium injection (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>5, 83%), irregular margin (<jats:italic>n\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>4, 67%) and extension above S3 (<jats:italic>i<\/jats:italic>\u00a0=\u00a05, 83%). A<jats:styled-content style=\"fixed-case\">K<\/jats:styled-content>raske approach was used in 42 (89%) patients with resection of the coccyx in 25 (60%) and an abdominal or combined approach for the remaining five. Four patients developed complications (two haematoma, two abscess), but only one (haematoma) required reoperation. Histological examination showed 38 (80.9%) benign lesions. After a median follow\u2010up of 71 (2\u2013168) months, 5\u2010year disease\u2010free survival was 75% for malignant lesions and 93.1% for benign lesions (<jats:italic>P\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>0.023). Four (4\/42; 9.5%) patients had moderate perineal pain after a<jats:styled-content style=\"fixed-case\">K<\/jats:styled-content>raske approach, while no anal dysfunction was seen.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Magnetic resonance imaging was the most helpful investigation for retrorectal tumours. The posterior trans\u2010sacrococcygeal approach is the procedure of choice for complete resection for most, especially for benign and cystic lesions without extension above<jats:styled-content style=\"fixed-case\">S<\/jats:styled-content>2.<\/jats:p><\/jats:sec>","DOI":"10.1111\/codi.12255","type":"journal-article","created":{"date-parts":[[2013,4,22]],"date-time":"2013-04-22T08:22:43Z","timestamp":1366618963000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":66,"title":["Surgical resection of retrorectal tumours in adults: long\u2010term results in 47 patients"],"prefix":"10.1111","volume":"15","author":[{"given":"N.","family":"Ch\u00e9reau","sequence":"first","affiliation":[{"name":"Department of Digestive Surgery H\u00f4pital Saint\u2010Antoine (AP\u2010HP) Paris France"},{"name":"Universit\u00e9 Pierre &amp; Marie Curie, Paris VI Paris France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"J. 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