A child of phenyl ketonuria mother may develop –
Children born to phenyl ketonuria mothers have following features

Mental retardation             
Microcephaly      
Growth retardation 
Congenital heart disease
Microcephaly, mental retardation, congenital heart disease
Mental retardation, cataract, congenital heart disease
HydrocephaluS, cataract.
Microcephaly, cataract, renal dysplasia.