{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,21]],"date-time":"2026-08-21T09:54:21Z","timestamp":1787306061483,"version":"build-2736575974"},"reference-count":25,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2017,8,29]],"date-time":"2017-08-29T00:00:00Z","timestamp":1503964800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Otolaryngology"],"published-print":{"date-parts":[[2018,2]]},"abstract":"<jats:sec><jats:title>Objectives<\/jats:title><jats:p>To compare respiratory function, swallowing and voice quality of bilateral abductor vocal fold paralysis (<jats:styled-content style=\"fixed-case\">BAVFP<\/jats:styled-content>) patients undergoing laser and diathermy\u2010assisted posterior cordotomy.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Prospective study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>Tertiary academic hospital.<\/jats:p><\/jats:sec><jats:sec><jats:title>Participants<\/jats:title><jats:p>Thirty patients were included in the study (groups 1 and 2, 15 patients each). Mean age was 53 \u00b1 14.27 years with a range of 31\u201078 years (12 [40%] males, 18 [60%] females).<\/jats:p><\/jats:sec><jats:sec><jats:title>Main outcome measures<\/jats:title><jats:p>Sufficient airway, complications, <jats:styled-content style=\"fixed-case\">FEV<\/jats:styled-content>1, <jats:styled-content style=\"fixed-case\">FEV<\/jats:styled-content>1\/<jats:styled-content style=\"fixed-case\">FVC<\/jats:styled-content>, peak expiratory flow rate (<jats:styled-content style=\"fixed-case\">PEF<\/jats:styled-content>), voice quality <jats:styled-content style=\"fixed-case\">VAS<\/jats:styled-content>, fundamental frequency, jitter, shimmer, <jats:styled-content style=\"fixed-case\">NHR<\/jats:styled-content>, amplitude perturbation quotient (<jats:styled-content style=\"fixed-case\">APQ<\/jats:styled-content>) and pitch perturbation quotient (<jats:styled-content style=\"fixed-case\">PPQ<\/jats:styled-content>) scores.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A sufficient laryngeal airway was achieved in all patients. Six patients (20%) developed postoperative granulation tissue (2 in group 1 and 4 in group 2).<\/jats:p><jats:p>There was a statistically significant improvement in <jats:styled-content style=\"fixed-case\">FEV<\/jats:styled-content>1, <jats:styled-content style=\"fixed-case\">FEV<\/jats:styled-content>1\/<jats:styled-content style=\"fixed-case\">FVC<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">PEF<\/jats:styled-content> measurements at the postoperative sixth month compared to preoperative measurements in both of the groups (<jats:italic>P<\/jats:italic> &lt; .05).<\/jats:p><jats:p>Preoperative median voice quality <jats:styled-content style=\"fixed-case\">VAS<\/jats:styled-content> scores in groups 1 and 2 were 8 (<jats:styled-content style=\"fixed-case\">IQR<\/jats:styled-content> = 1) and 8 (<jats:styled-content style=\"fixed-case\">IQR<\/jats:styled-content> = 3), respectively. Postoperative sixth\u2010month voice quality <jats:styled-content style=\"fixed-case\">VAS<\/jats:styled-content> scores in groups 1 and 2 were 6 (<jats:styled-content style=\"fixed-case\">IQR<\/jats:styled-content> = 1) and 6 (<jats:styled-content style=\"fixed-case\">IQR<\/jats:styled-content> = 0), respectively. Postoperative <jats:styled-content style=\"fixed-case\">VAS<\/jats:styled-content> scores were significantly lower in both groups (<jats:italic>P<\/jats:italic> &lt; .05).<\/jats:p><jats:p>The postoperative changes in fundamental frequency, <jats:styled-content style=\"fixed-case\">NHR<\/jats:styled-content>, jitter, shimmer, <jats:styled-content style=\"fixed-case\">APQ<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">PPQ<\/jats:styled-content> were not statistically significant in both of the groups (<jats:italic>P<\/jats:italic> &gt; .05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Laser and diathermy\u2010assisted posterior cordotomy are both minimally invasive, effective techniques with a long\u2010term sufficient laryngeal airway. Despite lower quality of voice <jats:styled-content style=\"fixed-case\">VAS<\/jats:styled-content> scores, objective acoustic outcomes were not significantly lower in both of the groups.<\/jats:p><\/jats:sec>","DOI":"10.1111\/coa.12953","type":"journal-article","created":{"date-parts":[[2017,8,11]],"date-time":"2017-08-11T15:12:36Z","timestamp":1502464356000},"page":"256-260","source":"Crossref","is-referenced-by-count":11,"title":["A comparison of two endoscopic posterior cordotomy techniques: Laser cordotomy vs diathermy\u2010assisted cordotomy"],"prefix":"10.1111","volume":"43","author":[{"given":"K.","family":"Ozturk","sequence":"first","affiliation":[{"name":"Department of Otolaryngology Ege University School of Medicine Izmir Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0020-1921","authenticated-orcid":false,"given":"G.","family":"Turhal","sequence":"additional","affiliation":[{"name":"Department of Otolaryngology Ege 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