Kim Malsam-Rysdon, Secretary of Health

3 - Before THREE Months of Age: Hearing Evaluation

Infant hearing evaluation

Audiological Evaluation: An audiologist determines if a baby has a definite hearing loss. These health care professionals have the background and the appropriate equipment to detect a permanent hearing loss.

Audiology Clinics in South Dakota

Newborn Hearing Loss Risk Factors and Causes

  • Baby sleepingGenetic - 50% of all infant hearing loss cases may be attributed to genetics
    • Family history of permanent childhood hearing loss
    • Syndrome commonly associated with hearing loss (account for 1/3 of genetic cases)

  • Environmental
    • Contact with certain infections while the mother is pregnant
    • Admitted to the Neonatal Intensive Care Unit (NICU)
  • Physiological
    • Extreme jaundice
    • Contact with certain types of medications
  • Physical
    • Low birth weight
    • Head, face and ear irregularities

Delayed-onset hearing loss is when a child passes their newborn hearing screening as an infant but develops hearing loss by the age of 3. Delayed-onset hearing loss can happen at any time to a child who was born with a risk factor like those listed above.


Above are links to agencies, organizations and other websites that provide information, services and resources of interest to the deaf and hard of hearing and to their families. The South Dakota Department of Health exercises no control over the content of these sites and provides the links for informational purposes only. This information is not a substitute for medical care.

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