How does treponema pallidum effect the baby?

Depends. T.Pallidum , the germ cause of syphilis can pass from mother to child in any stage of pregnancy. The effect on the embryo or fetus ranges from death to major multiple-organ disease to a mild neonatal form that may be overlooked, but can cause long term defects.Ob's typically screen early & late in pregnancy to find & treat this condition as soon as possible.Newborns may have meningitis.