Comprehensive and detailed assessment includes a combination of test procedures including behavioral audiologic assessment, visual reinforcement audiometry, conditioned play audiometry, Auditory Brainstem Response (ABR), tympanometry, acoustic reflex threshold test, otoacoustic emissions (OAEs). If hearing technology is recommended, the MDC audiologists will work with families to select the most appropriate options. Hearing aid fitting includes prescription fit amplification verified using probe-microphone technology and validated using outcome measures.