Sleep apnea Synonyms sleep apnoea, sleep apnea syndrome Obstructive sleep apnea Pronunciation /æpˈniːə/, /ˈæpniə/ Classification and external resources Specialty Otorhinolaryngology, sleep medicine ICD-10 G47.3,P28.3 ICD-9-CM 327.23, 780.57 MedlinePlus 000811 003997 eMedicine ped/2114 MeSH D012891