Factor V Leiden mutation and its impact on pregnancy complications.

Objective: The aim of this prospective study was to find the association between the factor V Leiden mutation and adverse pregnancy outcomes.

Methods: This study is an analysis of a prospective observational study of the frequency of placenta-mediated complications of factor V Leiden mutation carriers. We compared pregnancy outcomes of 11 women with a heterozygous form of the factor V Leiden mutation with 41 women of a control group.