{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,29]],"date-time":"2026-07-29T21:55:35Z","timestamp":1785362135731,"version":"3.55.0"},"reference-count":31,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2014,10,1]],"date-time":"2014-10-01T00:00:00Z","timestamp":1412121600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Pain Practice"],"published-print":{"date-parts":[[2015,11]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>The aim of this study was to investigate the severity and the natural course of masticatory muscles weakness that developed after <jats:styled-content style=\"fixed-case\">CT<\/jats:styled-content>\u2010guided percutaneous trigeminal radiofrequency thermocoagulation (<jats:styled-content style=\"fixed-case\">PT<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RFT<\/jats:styled-content>) for the treatment of idiopathic trigeminal neuralgia (<jats:styled-content style=\"fixed-case\">ITN<\/jats:styled-content>).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Twenty\u2010seven patients with ITN were treated by CT\u2010guided percutaneous trigeminal radiofrequency thermocoagulation. Each patients' occlusal function and surface electromyographic (<jats:styled-content style=\"fixed-case\">sEMG<\/jats:styled-content>) activity of the ipsilateral anterior temporalis (TA) and masseter muscles (MM) at mandibular postural position (MPP), and during a fast maximum voluntary clenching (MVC) from MPP to intercuspal position (ICP), were simultaneously recorded by the T\u2010Scan III system and Bio\u2010pak <jats:styled-content style=\"fixed-case\">sEMG<\/jats:styled-content> III system before (baseline), 3\u00a0days, 3\u00a0months, and 12\u00a0months after procedure. The incidence, degree, and prognosis of masticatory muscles dysfunction related to trigeminal nerve motor\u2010branch injury were analyzed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Three days and 3\u00a0months after procedure, both the occlusal symmetry and the <jats:styled-content style=\"fixed-case\">sEMG<\/jats:styled-content> activity of ipsilateral TA and MM became significantly decreased compared to the baseline (<jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.05). However, they demonstrated a gradual improvement toward preoperative values in follow\u2010up, returning to complete in 23 patients at 12\u00a0months after procedure. None reported permanent masticatory paralysis. Pain relief was most significant on the third day after procedure. At the final clinical visit, a pain\u2010free status was observed in 25 patients (92.6%). Meanwhile, the intensity of facial dysesthesia was mildest, whereas there were statistic differences compared with baseline.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">CT<\/jats:styled-content>\u2010guided <jats:styled-content style=\"fixed-case\">PT<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RFT<\/jats:styled-content> for <jats:styled-content style=\"fixed-case\">ITN<\/jats:styled-content> remains an effective and safe surgical procedure, but there is a high rate of temporary masticatory dysfunction during a short time after procedure, appearing to be reversible in a period of 12\u00a0months.<\/jats:p><\/jats:sec>","DOI":"10.1111\/papr.12247","type":"journal-article","created":{"date-parts":[[2014,10,1]],"date-time":"2014-10-01T10:46:36Z","timestamp":1412160396000},"page":"712-719","source":"Crossref","is-referenced-by-count":15,"title":["Masticatory Muscles Dysfunction after <scp>CT<\/scp>\u2010guided Percutaneous Trigeminal Radiofrequency Thermocoagulation for Trigeminal Neuralgia: A Detailed Analysis"],"prefix":"10.1111","volume":"15","author":[{"given":"Shuyue","family":"Zheng","sequence":"first","affiliation":[{"name":"Department of Pain Management Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Baishan","family":"Wu","sequence":"additional","affiliation":[{"name":"Department of Pain Management Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ying","family":"Zhao","sequence":"additional","affiliation":[{"name":"Department of Stomatology Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiaoyu","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Stomatology Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xuanying","family":"Li","sequence":"additional","affiliation":[{"name":"The University of Hong Kong \u2013 Shenzhen Hospital Shenzhen China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liqiang","family":"Yang","sequence":"additional","affiliation":[{"name":"Department of Pain Management Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mingwei","family":"He","sequence":"additional","affiliation":[{"name":"Department of Pain Management Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jianning","family":"Yue","sequence":"additional","affiliation":[{"name":"Department of Pain Management Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jiaxiang","family":"Ni","sequence":"additional","affiliation":[{"name":"Department of Pain Management Xuanwu Hospital Capital Medical University Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2014,10]]},"reference":[{"key":"e_1_2_5_2_1","first-page":"S1","article-title":"Descriptions of chronic pain syndromes and definitions of pain terms. 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