RT Book, Section A1 Doherty, Gerard M. SR Print(0) ID 58096826 T1 Airway Obstruction, Pediatric T2 Quick Answers Surgery YR 2010 FD 2010 PB The McGraw-Hill Companies PP New York, NY SN 9781259643736 LK accesssurgery.mhmedical.com/content.aspx?aid=58096826 RD 2023/03/31 AB • Nasal etiologies include: -Choanal atresia-Teratoma-Encephalocele• Oral cavity etiologies include:-Macroglossia-Micrognathia-Hypoplastic mandible with cleft palate• Pharyngeal and laryngeal etiologies include cysts or tumors-Hemangiomas, lymphangiomas, cystic hygromas, and teratomas are most common• Acquired etiologies include: -Foreign body aspiration-Acute epiglottitis