{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,23]],"date-time":"2026-06-23T16:37:15Z","timestamp":1782232635723,"version":"3.54.5"},"reference-count":33,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2013,2,25]],"date-time":"2013-02-25T00:00:00Z","timestamp":1361750400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acta Anaesthesiol Scand"],"published-print":{"date-parts":[[2013,5]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Bladder catheterisation may be inconvenient for patients, delay mobilisation and risk complications. We hypothesised that by excluding pre\u2010operatively patients at high risk of post\u2010operative urinary retention, the majority of patients could avoid perioperative catheterisation during low\u2010dose spinal anaesthesia.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Patients undergoing total knee arthroplasty were assigned if fit for spinal anaesthesia and without severe symptoms of lower urinary tract obstruction, gross incontinence, mobilisation difficulties hindering micturition and &gt;\u2009200\u2009ml residual urine volume. Bladder volume was monitored by ultrasound and temporary catheterisation advised if &gt;\u2009400\u2009ml.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Fifty\u2010two patients (men 54%, age 65\u2009\u00b1\u20099 years, body mass index 31\u2009\u00b1\u20095, 30% with history of urinary tract problems) were included. Intrathecal hyperbaric bupivacaine given was 7.8\u2009\u00b1\u20091.08\u2009mg and always 7.5\u2009\u03bcg sufentanil providing sufficient anaesthesia in all cases. Crystalloid given during surgery was 8.5\u2009\u00b1\u20094.0\u2009ml\/kg. Voluntary micturition was reached by 46 patients (88%, confidence interval (<jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content>) 79\u201397%), but six (12%, <jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content> 3\u201321%) needed temporary catheterisation once (four men\/two women). Larger bladder volumes were found in those catheterised than those with voluntary micturition on the pre\u2010operative (131\u2009\u00b1\u200976\u2009ml vs. 68\u2009\u00b1\u200957\u2009ml, <jats:italic>P<\/jats:italic>\u2009=\u20090.03) and first post\u2010operative bladder scan (445\u2009\u00b1\u2009169\u2009ml vs. 271\u2009\u00b1\u2009129\u2009ml, <jats:italic>P<\/jats:italic>\u2009=\u20090.004). All but two patients (96%) could be mobilised the same day. No patient suffered bladder dysfunction.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Low\u2010dose spinal anaesthesia combined with simple selection criteria allowed for early mobilisation (96%) and avoidance of bladder catheterisation in the vast majority (88%) of patients undergoing total knee arthroplasty, and the rest (12%) only needed a single temporary catheterisation.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aas.12089","type":"journal-article","created":{"date-parts":[[2013,2,25]],"date-time":"2013-02-25T07:14:43Z","timestamp":1361776483000},"page":"639-645","source":"Crossref","is-referenced-by-count":25,"title":["Avoiding bladder catheterisation in total knee arthroplasty: Patient selection criteria and low\u2010dose spinal anaesthesia"],"prefix":"10.1111","volume":"57","author":[{"given":"S.","family":"KARASON","sequence":"first","affiliation":[{"name":"Department of Anaesthesia and Intensive Care Landspitali University Hospital University of Iceland  Reykjavik Iceland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"T. A.","family":"OLAFSSON","sequence":"additional","affiliation":[{"name":"Department of Anaesthesia and Intensive Care Landspitali University Hospital University of Iceland  Reykjavik Iceland"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2013,2,25]]},"reference":[{"key":"e_1_2_7_2_1","first-page":"120","article-title":"Urinary retention after total hip and knee arthroplasty","volume":"76","author":"Balderi T","year":"2010","journal-title":"Minerva Anestesiol"},{"key":"e_1_2_7_3_1","first-page":"9","article-title":"Spinal anesthesia: an evergreen technique","volume":"79","author":"Di Cianni S","year":"2008","journal-title":"Acta Biomed"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1097\/ALN.0b013e31819f7aea"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.1080\/17453670710014941"},{"key":"e_1_2_7_6_1","first-page":"332","article-title":"Urinary retention following lower limb arthroplasty: analysis 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