Congenital respiratory stridor in children

Monika Jabłońska-Jesionowska, *Lidia Zawadzka-Głos

Summary
Introduction. Respiratory stridor is a clinical symptom. This is the sound arised when air flows through narrowed airways and always showsimpairmentof airways patency. The narrowing of the airways may result from the pathology in their interior or from outside pressure.
Aim. The aim of this study is to analyze the congenital respiratory stridor in children.
Material and methods. In the Department of Pediatric Otolaryngology, Medical University of Warsaw in the period 2010-2013, 133 children were hospitalized because of an congenital respiratory stridor. During the clinical investigation following tests were made: chest X-ray, larynx ultrasound andcranial ultrasound, barium esophagography, ECG and echocardiography, laryngotracheoscopy, chest angio-CT, neurological and cardiological consultation.
Results. There were found: 3 cases of laryngeal cleft in I degree, haemangioma of the larynx in 5 cases, congenital paralysis of the vocal foldsin 4, laryngeal papillomatosis in 1, congenital stenosis of the cricoid cartilage in 6, laryngeal cyst in 5, vascular ring in 25, laryngomalacia in 85 cases. The clinical symptoms presented by children were: respiratory stridor, dyspnea during exercise, silent cry, sleepapnea, cyanosis, dysphagia, recurrentairway infections. The age of diagnosed children ranged from 1 week to 16 years.
Conclusions. 1. The laryngomalacia is not only one casue of congenital respiratory stridor. 2. Every congenital respiratory stridor is an indication for interdisciplinary investigation. 3. The standard procedure in the investigation of congenital stridor is endoscopy of larynx, trachea and bronchi. 4. Many disorders, which causes congenital respiratory stridor can and should be treated, with effect of relief of respiratory symptoms.

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