Friday, 7 February 2014


 Pregnancy and infections

mc overall cause of abortion = genetic factors

mc related to 2nd trimister = anatomical abnormilities

maximum risk of transmission in 1st trimester = rubella

maximum risk if infection occus before 20 weeks = varicella zoster

maximum risk if infection occurs after 18 to 20wks = syphilis

no relation to gestational age =CMV

maximum risk of transmission during delivery = hiv & herpes

least risk of transmission during delivery = toxoplasmosis

rate of transmission increases as pregnancy advances = toxoplasmosis & hepatitis

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