Clinical Research Directory

Inclusion Criteria: * Inclusion of research subjects: Growth restriction in routine pregnancy ultrasound, verified by specialist control. Gestational age based on Crown Rump Length measurements during the first trimester. Growth restriction defined by a deviation more than 22% from the normal curve at a given gestational age or growth rate deviates more than 10% compared to the previous measurement in relation to the expected weight. * Inclusion of controls: Control individuals recruited among mothers who come to routine pregnancy ultrasound control at gestational week 18. These are randomly selected and then asked to participate. Exclusion Criteria: * Exclusion of both the cases with IUGR and the control cases are major malformations, twin pregnancy, signs of intrauterine infection during pregnancy, significant illness or significant medical treatment of the mother.