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What is If rubella occurs in 9-10 weeks of pregnancy what is the chance of transmission to the fetus - and explain in detail?
*first trimester is most disastrous for foetus as the organs are developing *infection during this period results in abnormalities in infants in 85% *in second trimester,detectable defects are found in 16%of infants *after 20 weeks,bih defects are uncommon (park,edition 23,page 151)