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Hearing Screening Protocols - NICU •  Automated-ABR technology recommended as the

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Audiologic Evaluation •  Should be performed by audiologists experienced

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loss must include: – - Physiologic measures – - When developmentally appropriate, behavioral

methods – - Completed in both ears regardless of the results of

screening tests

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Audiologic Evaluation – Birth to 6 months (Developmental Age) •  Child and family history •  Frequency-specific AC (air conduction) ABR •  Frequency specific BC (bone conduction) ABR, when indicated •  Click-evoked ABR

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evoked ABR Some infants with neural HL have no risk indicators

•  OAE (DPOAE or TEOAE) •  Tympanometry using 1000-Hz probe tone •  Observation of auditory behavior

–  As cross-check; not for assessment or amplification fitting

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Audiologic Evaluation – 6 months to 36 months •  Child and family history •  Parent report of auditory and visual behaviors and

communication milestones

•  Behavioral audiometry (VRA, CPA), including: –  Pure-tone audiometry across the frequency range for each ear –  Speech detection and speech recognition measures

•  OAE testing •  Acoustic immittance measures: Tympanometry & Acoustic

Reflex Thresholds •  ABR testing if responses to behavioral audiometry are not

reliable OR if ABR testing has not been performed previously

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