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Related Experiment Videos

Audiological findings in kernicteric patients

T Ozcelik1, M Onerci, U Ozcelik

  • 1Bayindir Medical Centre, Department of Otorhinolaryngology, Ankara.

Acta Oto-Rhino-Laryngologica Belgica
|January 1, 1997
PubMed
Summary

High bilirubin levels in newborns can cause hearing loss. Kernicterus sequelae patients frequently exhibit high-frequency sensorineural hearing loss and abnormal auditory brainstem responses, indicating adverse effects on hearing.

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Area of Science:

  • Audiology
  • Neonatal Medicine
  • Neuroscience

Background:

  • Kernicterus is a severe form of neonatal jaundice caused by high bilirubin levels.
  • Bilirubin-induced neurological damage, known as kernicterus sequelae, can affect auditory pathways.
  • Understanding the audiological impact is crucial for early intervention and management.

Purpose of the Study:

  • To investigate the audiological findings in children with kernicterus sequelae.
  • To assess hearing status and evoked response audiometry (ERA) results in affected patients.
  • To correlate neonatal serum bilirubin levels with auditory outcomes.

Main Methods:

  • Audiological assessment of 30 patients with kernicterus sequelae.
  • Inclusion of 15 normal children as a control group.

Related Experiment Videos

  • Utilizing evoked response audiometry (ERA) to evaluate auditory function.

    • Main Results:

    • 57% of patients (17 out of 30) presented with high-frequency sensorineural hearing loss.
    • Bilateral hearing loss was observed in 16 patients.
    • 10 patients showed no response or prolonged bilateral latencies on ERA, indicating auditory pathway dysfunction.

    Conclusions:

    • Elevated neonatal serum bilirubin levels adversely impact hearing function.
    • High-frequency sensorineural hearing loss is a common finding in kernicterus sequelae.
    • ERA is a valuable tool for detecting auditory processing deficits in these patients.