This document discusses various infections that can occur during pregnancy and affect the fetus. It covers viral infections like rubella, measles, cytomegalovirus and herpes which can cause birth defects or complications if the mother is infected during pregnancy. It also discusses bacterial infections like group B streptococcus, gonorrhea and chlamydia which can lead to preterm birth or infection of the newborn. The document provides details on potential issues, screening and treatment recommendations for each infection.