Soon she began losing the ability to use her hands, instead performing a constant hand-wringing motion. Click here to add your text. Cl 1 in 15,000 girls have Rett Syndrome re to add your text. The condition is extremely rare in boys. It's seen primarily in girls.
Males have only one X chromosome.
If it has the mutation, it appears in every cell in the body. Most boys with Rett Syndrome do not survive to birth. There are only two known cases in males. Click here to add your text. When the condition begins to manifest itself lick here to add your text.