Noonan Syndrome (NS) is an autosomal dominant condition that many are not familiar with. It is a genetic condition characterized by distinctive facial features, short stature, chest deformity, congenital heart defects, pulmonary stenosis, and other comorbidities. Noonan Syndrome has an estimated prevalence of 1 in 1000 to 1 in 2500 live births. The phenotype of NS changes with age, becoming milder in the adult life. Until recently, diagnosis was based solely on clinical fi