This child presented with intellectual disability and ejection systolic murmur in the pulmonary area. He also had cubitus valgus & webbed neck. Differences from Turner syndrome are all of the following except:

Noonan syndrome: Autosomal dominant, Normal karyotype MC gene involved is PTPN 11 - C/F : Sho stature webbed neck Antimongoloid slant eyes (Opposite of Down syndrome) Cubitus valgus Intellectual disability - Similarities and differences between Noonan syndrome and Turner syndrome