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Nasal Obstructive Syndrome in patients with orthodontic treatment

Nairobi Hernández Bridon ,
Nairobi Hernández Bridon

Instituto de Investigaciones en Microbiología y Parasitología Médica, Consejo Nacional de Investigaciones Científicas y Técnicas - Universidad de Buenos Aires. Ciudad Autónoma de Buenos Aires, Argentina

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Background: Nasal Obstructive Syndrome, is more abundant among children than is generally assumed and may be the initial symptom of a bronchial asthma attack or be the state preceding sensitization of the lower airways.
Aim: To characterize SON in a sample of children aged 7 to 12 years.
Methods: Observational, descriptive, cross-sectional study of 194 children who were examined in the office.
Results: The prevalence of female sex was found to be 63.9% and the age group 7-9 years with 56.7%; the most prevalent dentomaxillofacial anomalies according to sex were: Bilabial incompetence with 51.5% and 48.4% antero-lower crowding. The 48.4% of the patients present Angle Class I. There are 34.5% of children treated in the specialty of Otorhinolaryngology who receive drug treatment; while 62.8% who maintain the habit of mouth breather.
Conclusions: In this study it was found that female patients and the age group 7 to 9 years were the most affected. At the age of 7 to 9 years, Class I prevailed and according to sex, Class II. There was evidence of a greater number of patients receiving medication treatment during orthodontic treatment, with the age group 7 to 9 years prevailing. A greater number of patients aged 7 to 9 years maintained the habit of mouth breathing despite orthodontic treatment.

How to Cite

Hernández Bridon N. Nasal Obstructive Syndrome in patients with orthodontic treatment. Salud, Ciencia y Tecnología [Internet]. 2022 Aug. 13 [cited 2024 Apr. 23];2:68. Available from:

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