Auditory Neuropathy Spectrum Disorder - A Study In Nicu High Risk Infants

Auditory neuropathy spectrum disorder (ANSD) is a condition of multifactorial origin in which transmission of sound to the brain is abnormal. Children who suffer from this condition experience difficulties with speech perception, especially in noise, and the development of language skills. This study is intended to determine the prevalence and audiological profile of auditory neuropathy spectrum disorder in NICU high risk infants as defined by joint commission of infant hearing(JCIH 2007). A prospective study of one year duration was conducted from 1 st january 2015 to 31 st December 2016 in 100 number of NICU infants with high risk factors at GMCH,assam. All infants were subjected to history and audiological evaluation.Diagnosis of ANSD was made with normal Otoacoustic emissions but abnormal brain stem evoked response.Finaly prevalence and audiological profile was determined.