{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,14]],"date-time":"2025-10-14T00:47:16Z","timestamp":1760402836453,"version":"build-2065373602"},"reference-count":15,"publisher":"MDPI AG","issue":"2","license":[{"start":{"date-parts":[[2021,4,12]],"date-time":"2021-04-12T00:00:00Z","timestamp":1618185600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Pediatric Reports"],"abstract":"<jats:p>Torticollis is a clinical diagnosis with heterogeneous causes. We present an unusual case of acquired torticollis in an 8-month-old female infant with a large cerebellopontine angle arachnoid cyst. Symptoms resolved after surgical fenestration. Non-traumatic acquired or new-onset torticollis requires brain imaging, and posterior fossa lesions are an important entity in the differential for pediatric clinicians.<\/jats:p>","DOI":"10.3390\/pediatric13020027","type":"journal-article","created":{"date-parts":[[2021,4,12]],"date-time":"2021-04-12T21:47:33Z","timestamp":1618264053000},"page":"197-202","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["A Case of Torticollis in an 8-Month-Old Infant Caused by Posterior Fossa Arachnoid Cyst: An Important Entity for Differential Diagnosis"],"prefix":"10.3390","volume":"13","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9694-7722","authenticated-orcid":false,"given":"John K.","family":"Yue","sequence":"first","affiliation":[{"name":"Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"},{"name":"Division of Pediatric Neurosurgery, Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Taemin","family":"Oh","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"},{"name":"Division of Pediatric Neurosurgery, Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kasey J.","family":"Han","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"},{"name":"Division of Pediatric Neurosurgery, Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Diana","family":"Chang","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"},{"name":"Division of Pediatric Neurosurgery, Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Peter P.","family":"Sun","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"},{"name":"Division of Pediatric Neurosurgery, Department of Neurosurgery, University of California San Francisco, San Francisco, CA 94122, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2021,4,12]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"802","DOI":"10.1097\/01241398-199414060-00022","article-title":"Infantile torticollis: A review of 624 cases","volume":"14","author":"Cheng","year":"1994","journal-title":"J. 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[3rd ed.]."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"6663","DOI":"10.1007\/s00330-020-07059-2","article-title":"Utility of sonoelastography for the evaluation of rotator cuff tendon and pertinent disorders: A systematic review and meta-analysis","volume":"30","author":"Chiu","year":"2020","journal-title":"Eur. Radiol."},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"14357","DOI":"10.1038\/s41598-020-71378-z","article-title":"Ultrasound measurements of superficial and deep masticatory muscles in various postures: Reliability and influencers","volume":"10","author":"Chang","year":"2020","journal-title":"Sci. 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