A high-arched palate (also termed high-vaulted palate) is where the palate is unusually high and narrow. It is usually a congenital developmental feature that results from the failure of the palatal shelves to fuse correctly in development, the same phenomenon that leads to cleft palate. It may occur in isolation or in association with a number of conditions. It may also be an acquired condition caused by chronic thumb-sucking. A high-arched palate may result in a narrowed airway and sleep disordered breathing. Examples of conditions which may be associated with a high-arched palate include:
Allergic rhinitis Apert syndrome Crouzon syndrome Down syndrome Ehlers–Danlos syndrome Friedreich's ataxia Fragile X syndrome Incontinentia pigmenti Marfan syndrome Sotos syndrome Treacher Collins syndrome Upper airway resistance syndrome
See also Minor physical anomalies Bardet–Biedl syndrome
References
Further reading Herrera, Sandra; Pierrat, Véronique; Kaminski, Monique; Benhammou, Valérie; Marchand-Martin, Laetitia; Morgan, Andrei S.; Le Norcy, Elvire; Ancel, Pierre-Yves; Germa, Alice (April 15, 2022). "Risk Factors for High-Arched Palate and Posterior Crossbite at the Age of 5 in Children Born Very Preterm: EPIPAGE-2 Cohort Study". Frontiers in Pediatrics. 10. Frontiers Media SA. doi:10.3389/fped.2022.784911. ISSN 2296-2360. PMC 9051072. PMID 35498807. Liu, Stanley Yung-Chuan; Guilleminault, Christian; Huon, Leh-Kiong; Yoon, Audrey (2017). "Distraction Osteogenesis Maxillary Expansion (DOME) for Adult Obstructive Sleep Apnea Patients with High Arched Palate". Otolaryngology–Head and Neck Surgery. 157 (2): 345–348. doi:10.1177/0194599817707168. ISSN 0194-5998. PMID 28675100.
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