Thursday, 19 December 2013

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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