All of the following statements are true about congenital rubella except
The risk of congenital defects has been estimated at 90% for maternal infection before 11 wks of gestation,33% at 11-12 wks ,11% at 13-14 wks, and 24% at 15-16 wks Defects occuring after 16 wks of gestation are uncommon ,even if fetal infection occurs. The fetus is completely spared if infection occurs beyond 16 weeks. Reference: Nelson textbook of pediatrics 19th edition Page 1075
It is diagnosed when the infant has IgM antibodies at bih
It is diagnosed when Ig G antibodies persist for more than 6 months
M.C. congenital defects are deafness, congenital hea disease and cataract
Infection after 16 weeks of gestation result in major congenital defects
Infectious disease