All of the following statements are true about congenital rubella except
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
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
Infectious disease