Su P.-H.TYNG-GUEY WANGYI-CHIAN WANG2020-04-082020-04-0820130091-2751https://www.scopus.com/inward/record.uri?eid=2-s2.0-84879300574&doi=10.1002%2fjcu.21954&partnerID=40&md5=f6ee5f44aff305cac1c1d1c0dd265de0https://scholars.lib.ntu.edu.tw/handle/123456789/483585Omohyoid muscle syndrome has a characteristic feature of a protruding lateral neck mass during swallowing. We present a case of omohyoid muscle syndrome diagnosed based on the clinical presentation and a dynamic imaging study. Botulinum toxin was injected into the inferior belly of one omohyoid muscle, and the neck mass resolved. ? 2012 Wiley Periodicals, Inc.[SDGs]SDG3botulinum toxin A; muscle relaxant agent; botulinum toxin A; muscle relaxant agent; adult; article; case report; echography; endoscopic echography; human; male; muscle disease; neck muscle; pathology; syndrome; Muscular Diseases; neck muscle; pathology; Adult; Botulinum Toxins, Type A; Humans; Male; Muscular Diseases; Neck Muscles; Neuromuscular Agents; Syndrome; Ultrasonography, Interventional; Adult; Botulinum Toxins, Type A; Humans; Male; Muscular Diseases; Neck Muscles; Neuromuscular Agents; Syndrome; Ultrasonography, Interventionaljournal article10.1002/jcu.21954228553972-s2.0-84879300574