[Mirror syndrome is a rare complication in pregnancy, characterized by oedema and hydrops fetalis].

We describe a case of mirror syndrome. A 41-year-old woman, para 4, was referred to hospital at 32 weeks of gestational age with excessive oedema. She developed oliguria, mild hypertension and proteinuria.

Ionized magnesium in gestational diabetes.

A longitudinal prospective study was performed in order to describe variations in ionized magnesium in patients with gestational diabetes. Twenty-two gestational diabetic women and 24 healthy pregnant women were included consecutively. Blood samples were obtained in the second and third trimester and 2 days postpartum in both groups.