The significant presence of periopathogenic microorganisms or their products in human placentas of women with preeclampsia may suggest a possible contribution of periopathogenic bacteria to the pathogenesis of this syndrome.

Redo of dental implants has a lesser survival rate compared with previous reports for implants in pristine sites. These results were not associated with most implant- and/or patient-related factors. Thus, a possible negative effect that is associated with the specific implant's site might account for this phenomenon.

The above results suggest a possible association between periodontal inflammation and preeclampsia.

After completion of this article, the reader will be able to summarize the major oral complications during pregnancy, to outline the etiologic factors associated with each of these conditions, and to explain the role of dental treatment during pregnancy.