All of the following statements about congenital rubella are true except
The classical triad of symptoms consists of deafness , cataract and congenital hea disease . Delayed manifestations such as diabetes mellitus and renal disease have also been described . Diagnosis is by demonstrating Ig M antibodies in cord or neonatal blood or ig G after 6 months . Reference : GHAI essential paediatrics 9 th edition pg : 264
IgG persists for more than 6 months
IgM antibody present at bih
Most common anomalies are hearing and hea defects
Increased risk of congenital malformation if infection occur after 16 weeks.
Infectious disease