Home : Diagnosis : Fragile X

Fragile X

Symptoms may include:

Mental retardation, hyperactivity, short attention span, ¹tactilely defensive, hand-flapping, hand-biting, poor eye contact, ²perseverative speech, ³hyperextensible MP joints, large or prominent ears, large testicles, ⁴simian crease or ⁵sydney line, family history of mental retardation

¹ Tactilely defensive = having a negative response to touch
² Perseverative speech = continued repetition of words or phrases
³ Hyper extensible MP joints = double jointed
⁴ Simian crease = a single horizontal crease on the palm instead of the usual two creases
⁵ Sydney line = a horizontal crease that goes from edge to edge across the palm

Source: The National Fragile X Foundation www.fragilex.org/home.htm

Additional info:

Fragile X Association http://www.fraxsocal.org/

FRAXA Research Foundation http://www.fraxa.org/

National Institute of Child Health and Human Development www.nichd.nih.gov/publications/pubs/Fragilex.htm