Fragile X Syndrome

1 in 3200 males and 1 in 7000 to 9000 females

1 in 3600 males and 1 in 4000 to 6000 females

1 in 3500 males and 1 in 5000 to 8000 females

Males

Females

Small ears, round face, and small chin

Enlarged ears, square face, and medium chin

Enlarged ears, long face, and prominent chin

Mental retardation, large body size, tendency to avoid contact, hyperactive behavior, large facial features.

Mental retardation, small body size, stairs off into space, calm behavior, small facial features.

Mental retardation, medium body size, pays attention, normal behavior, large facial features.

Large feet

Large ears

Large head

ADD, normal movement, responds to various touch, auditory or visual stimuli

ADD, speech impairments, problems sitting still, autistic behaviors, and unusual responses to various touch, auditory or visual stimuli.

ADD and speech impairments

Fathers

Mothers

Learning in the classroom like a normal child.

Special education and learn in the classroom normally without major help outside of the school.

Special education, speech and language therapy, behavior therapy, and occupational therapy.