What are the common symptoms of Down syndrome?

Down syndrome is typically associated with a distinct facial appearance. Though not all Down syndrome patients have the same features, Common physical signs of Down syndrome include:
  • Flattened facial features
  • Small head
  • Short neck with excess skin at the back of the neck
  • Protruding tongue
  • Upward slanting eyes, often with a skin fold that comes out from the upper eyelid and covers the inner corner of the eye
  • Unusually shaped or small ears
  • Decreased or poor muscle tone
  • Broad, short hands with a single crease in the palm
  • Relatively short fingers and small hands and feet
  • Excessive flexibility
  • Brushfield spots – tiny white spots on the iris of the eye
  • Short height
Common cognitive and behavioral problems may include:
  • Short attention span
  • Poor judgement
  • Impulsive behavior
  • Slow learning
  • Delayed language and speech development
Down syndrome symptoms

  • "Down Syndrome." Mayo Clinic. Mayo Foundation for Medical Education and Research, 19 Apr. 2014. Web. 19 Apr. 2017.
  • "What Are Common Symptoms of Down Syndrome?" National Institutes of Health. U.S. Department of Health and Human Services, n.d. Web. 20 Apr. 2017.
  • "Facts about Down Syndrome." Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 03 Mar. 2016. Web. 19 Apr. 2017.



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