Diethylstilbestrol (DES). Diethylstilbestrol (DES), an estrogen compound, was used by pregnant women in the 1940s and 1950s. The daughters of these women face a higher risk for cervical cancer, genital tract abnormalities, and miscarriage.
Environmental Chemicals. One study has reported an increase in cervical cancer mortality in women whose jobs exposed them to harmful chemicals. Such women worked in manufacturing, personal services, farm work, and as nursing aides. More research is needed.