What are the causes of birth defects that are preventable?

Pretty limited: Some birth defects such as fetal alcohol syndrome, defects associated with use of Accutane during pregnancy, and neural tube defect associated with Folic Acid deficiency are some examples whose occurrence can be minimized at least if not totally preventable.

All teratogen expos-: ure; a teratogen is something which has been proven to cause birth defects. One of the most common and devastating causes of birth defects was the German measles virus, also called Rubella. You can only get it once, but if you are in the first trimester, the infected fetus may have horrible and permanent effects. It is now standard practice for all OBs to test the immunity of a pregnant woman