Thromboelastometry performed on a pregnant woman peripartum with factor VII deficiency during the supplementation of rFVIIa might be an ancillary tool in order to determine the individual, effective dosage regimen of rFVIIa to ensure full correction of clotting disorders without a tendency to develop thrombosis. This evidence concerns the gene F7 and hyperinsulinemic hypoglycemia, familial, 4.