Noonan syndrome is a hereditary condition that occurs when a person inherits a certain genetic mutation from a parent. A genetic mutation may also occur at conception due to an irregularity in the egg ...

Noonan syndrome with multiple lentigines (NSML) is a rare genetic disorder that causes short stature, distinctive facial features, and clusters of dark skin spots called lentigines. But its most ...

Two years ago, Maria, then 14, started feeling off. Her stomach hurt and she often experienced nausea. She was exhausted and looked really pale. Worried, her parents took her to the emergency room.

A 10-year-old in New York City is celebrating after receiving an urgently needed heart transplant just days before her birthday. For all of her young life, Chi Chi Soto — who is being identified by ...

This image shows noonan syndrome reproduced in mice carrying the K-Ras gene mutation, including facial dysmorphia (right image), when compared to normal mice (left image). Disclaimer: AAAS and ...