[A pregnant woman with acute abdominal pain]. / Een zwangere vrouw met acuut ontstane buikpijn.

A 23-year-old pregnant woman presented with acute right-sided abdominal pain and vomiting in the 21st week of gestation. An MRI scan showed an ovarian torsion and a dermoid cyst. On the same day, laproscopy was performed. After removal of the cyst, the pregnancy and the childbirth progressed without complications.