Thyroid DiseaseTen to 40% of persons with Down syndrome have hypothyroidism, and hyperthyroidism is slightly more common than it is in the general population.
Symptoms may be subtle,
and may be confused with features associated with Down syndrome. Lethargy, cognitive
impairments, and skin dryness, for example, are often seen in teens with Down
syndrome even when thyroid function is normal. Nurses working with teens who
have hypothyroidism can help set up a reminder system to ensure that thyroid
supplements are taken as directed and that annual thyroid function tests are