A method comprises: acquiring at least one magnetic resonance image of a placenta and processing the at least one magnetic resonance image to generate information indicative of placental calcification. In apparatus embodiments a gynecology module (20) comprises a digital processor configured to cause a magnetic resonance imaging scanner (10 12 14 16) to acquire at least one magnetic resonance image of a placenta and to process the at least one magnetic resonance image to generate information indicative of placental calcification.