Understanding the Anatomic Basis for Obstructive Sleep Apnea Syndrome in Adolescents

Increased size of the pharyngeal lymphoid tissue, rather than enlargement of the upper airway soft tissue structures, is the primary anatomic risk factor for OSAS in obese adolescents. These results are important for clinical decision making and suggest that adenotonsillectomy should be considered as the initial treatment for OSAS in obese adolescents.

http://www.ncbi.nlm.nih.gov/pubmed/25835282