Treacher Collins Syndrome Symptoms & Causes

In-Depth

What causes Treacher Collins syndrome? 

Some cases of Treacher Collins syndrome are the result of an inherited gene. In cases where there is no family history of Treacher Collins syndrome, doctors believe the cause to be a genetic mutation.

What are the chances of having a child with Treacher Collins syndrome?

  • If one parent has Treacher Collins syndrome, there is a 50 percent chance that the child will be born with the disorder.
  • Unaffected parents who have one child with Treacher Collins syndrome rarely give birth to a second child with the condition.

What kind of symptoms might my child have?

  • outer parts of the ears are abnormal or almost completely missing
  • hearing loss
  • very small jaw
  • very large mouth
  • defect in the lower eyelid
  • scalp hair that reaches to the cheeks
  • cleft palate

What other symptoms could be present?

In addition to the physical characteristics common to the condition, your child may have the following problems: