Risk of the damage to fetus by maternal rubella is maximum if mother gets infected in:
Ans. is 'a' i.e., 6 - 12 weeks of pregnancyIn the first trimester, 80% of the infants would be affected, and severity of the disease depends on how early the infection occurs.
6 - 12 weeks of pregnancy
20 - 24 weeks of pregnancy
24 - 28 weeks of pregnancy
32 - 36 weeks of pregnancy
Virology