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  • Posted in: Pediatrics

    Thank you all for your replies.   For the left ear, responses to 500 Hz, 1000 Hz, 2000 Hz, and 4000 Hz tone bursts were obtained at 20 dBeHL.  I didn't include the tracings because they were not relevant to my question.  I'm familiar with the possible ...

  • Posted in: Pediatrics

    I meant ABR thresholds for the left ear. Greg Sent from my iPad ------Original Message------ Hello Laura!  Happy to help with this one. As Gretchen mentioned, those sinus waves you're seeing at the beginning are all stimulus artifact (including what ...

  • Posted in: Pediatrics

    It should be noted that if you have hearing thresholds below 35-40 dB HL (normal pure tone hearing sensitivity or SNHL), you usually get present OAEs. If you have a patent PE tube (or acute TM perf), and there is no effusion, then you will usually get ...

  • Posted in: Pediatrics

    Of note also, I think that down slope that's very clear and repeatable around 3 ms at 2000 Hz & 4000 Hz is the N3 response that can be seen when the child has EVA. Have they been scanned? If not, perhaps that should be considered, especially to confirm ...

  • Posted in: Pediatrics

    Hello Laura!  Happy to help with this one. As Gretchen mentioned, those sinus waves you're seeing at the beginning are all stimulus artifact (including what you have labeled as wave I on the 2k & 4k Hz), not cochlear microphonics or wave I. OAEs are absent ...

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