Explain to me what noonan syndrome is, and what the symptoms are?

Genetic condition : Noonan syndrome is a genetic disorder that prevents normal development in various parts of the body. A person can be affected by noonan syndrome in various ways: unusual facial characteristics, short stature, heart defects, other physical problems and possibly lower intelligence.

Noonan syndrome: Noonan syndrome is an autusomal dominant genetic disorder affecting both sexes equally. The syndrome consists of elfin like facial features, short stature and possible cardiac defects.