Arazragore There was a problem providing the content you requested Also any condition that causes significant depression of the nasal bridge or midface retraction can be associated with choanal atresia. Although the need for a tutor is not universally accepted, its use is justified by preventing restenosis during the reepithelialisation of the neochoana. SRJ is a prestige metric based on the idea that not all citations are the same. Transpalatal surgery offers excellent exposure, with its main disadvantage being its effect on the growing afresia severe deformities, crossbite.
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She presented to the pediatrics service with productive cough and hyaline nasal secretion. It was not detected fever or other symptoms. The chest radiograph evidenced a parahilar left infiltrate. It was prescribed antibiotics and symptomatics. Besides this therapy initiated, the infant persisted with dyspnea and nasal obstruction mainly on left side. The hypothesis of choanal atresia was considerated and it was performed a choanography.
It revealed absence of contrast flow in the left nasal cavity in the level of the choana. It was performed computed tomography and revealed left choanal obstruction by fibrous tissue. It has performed a transnasal endoscopic correction, without intercorrences in the post-operatory. The patient received hospital discharge after a complete recuperation. Despite the pathology is rare, the diagnostic must be suspected in cases of non-progression of a catheter in newborns. Usually, the unilateral atresia has a delay in the diagnosis, because the symptoms are milder.
In contrast, the bilateral atresia can have severe respiratory distress, necessitating an emergency treatment.
Keywords: child; choanal atresia; diagnosis; nasal obstruction. Figura 1. Tomografia computadorizada, plano sagital. Atresia de coana unilateral. Figura 2. Tomografia computadorizada dos seios da face, plano axial. Como exames complementares, podem ser realizados: radiografia de coanas associada ao uso de contraste radiopaco instilado em fossas nasais, nasofibroscopia e TC de seios paranasais. Microcirurgia transnasal no tratamento da atresia coanal.
Rev Bras Otorrinolaringol. Absence of nasal air flow and maxillary sinus development. Braz J Otorhinolaryngol. PMID: 3. Anderhuber W, Stammberger H. Endoscopic surgery of uni- and bilateral choanal atresia. Auris Nasus Larynx. Transnasal endoscopic management of choanal atresia. Int J Pediatr Otorhinolaryngol. Transnasal endoscopic surgery of choanal atresia without the use of stents.
Schoem SR. Transnasal endoscopic repair of choanal atresia: why stent? Otolaryngol Head Neck Surg. Choanal atresia: a twenty-year review of medical comorbidities and surgical outcomes. Arq Int Otorrinolaringol. Endoscopic versus traditional approaches to choanal atresia. Otolaryngol Clin North Am. Stamm AC, Mekhitarian L. Atresia coanal. In: Stamm A. Microcirurgia nasossinusal. Rio de Janeiro: Revinter; Graduanda do Curso de Medicina. Mata dos Dudas Barbalha - CE.
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