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Turner Syndrome Physical Features

Turner Syndrome Physical Features and Breast Development

One function of the ovaries is to release hormones that control breast development. Unknown genes on the X chromosome regulate the development and functions of the ovaries. Because of changes in the ovaries, some teenagers may undergo some breast development, but cease further development during the later teen years.
 

How Common Are Physical Features With Turner Syndrome?

The following table lists possible Turner syndrome physical features and how frequently they occur:
 
Physical Feature
Occurrence
Short stature
100%
Cubitus valgus
(increased carrying angle at elbow)
45%
Short metacarpals
(bones of fingers or knuckles)
35%
High arched palate
35%
Webbed neck
25%
Low posterior hairline
40%
Swelling of hands and/or feet
20%
A distinctive type of nail curvature
12%
Pigmented nevi
(colored spots on skin)
25%
A Dose of Reassurance for Parents of Picky Eaters

Turner Syndrome Information

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