Definition of OSA (obstructive sleep apnea)
OSA (obstructive sleep apnea) : Abbreviation for obstructive sleep apnea (and also for the Optical Society of America).
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=24621
Last Editorial Review: 10/9/2012
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