Traits/ symptoms:

-Decreased or poor muscle tone

-Short neck with excess skin at the back of the neck

-Flattened facial profile and nose

-Small head, ears, and mouth

-White spots on the colored part of the eye

-Wide, short hands with short fingers

-A singe, deep, crease across the palm of the hand

-A deep groove between the first and second toes

-Development is slower

-Poor judgement

-Impulsive behavior

-Slow learning

-Delayed language and speech development