Urinary Leukotriene E4 Levels in Children With Obstructive Sleep Apnea
Urinary Leukotriene E4 Levels in Children With Obstructive Sleep Apnea
Investigate urinary leukotriene E4 levels and determine if there is a correlation with
 severity of obstructive sleep apnea. The investigators then would like to determine a
 threshold level which could then be used for confirmation of diagnosis of obstructive sleep
 apnea (OSA).
Inclusion Criteria:

 -  children 2-16 years of age

 -  scheduled for polysomnogram

 Exclusion Criteria:

 -  cardiovascular, neuromuscular, immunologic or craniofacial disorders

 -  pharmacologic treatment including corticosteroids and leukotriene receptor antagonists
 in the last month

 -  subjects who have already received treatment for OSA with an oral appliance,
 continuous positive airway pressure (CPAP) device

 -  previously undergone tonsillectomy and/or adenoidectomy