Abstract
Objective .Hearing deficit in newborns may go unnoticed leading to crucial handicap to language development and impaired socioacademic profiles.Early detection and intervention is of utmost importance as safeguard against the consequent healthcare burden. Method .Present study employed two stage distortion product otoacoustic emission(DPOAE) for assessment of hearing function in infants of high risk background refered by the obstetric and pediatric sections of medical college .Cases failing hearing function test by DPOAE at both stages were given Brain stem evocked response audiometry testing to confirm hearing loss. Results .Gestational diabetes and hypertension were the commonest risk factors for reference of babies for auditory function screening in the studied 50 cases.84% of the refered high hearing risk children passed the DPOAE test at very first stage. Further 14% cleared hearing test on repeat DPOAE testing,leaving just 1(2%) baby then sent for BERA testing and definitive diagnosis of hearing loss. Conclusion .The Distortion product oto acoustic emission,two stage screening strategy for auditory dysfunction in infants proved highly sensitive and reliablefor early detection and hence early intervention. The DPOAE screening is best suited for early detection and intervention programme in infant hearing loss deserving wide adoption.
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