Ultrasound monitoring of cervical length in twin Pregnancies.

Background: Preterm delivery is the major cause of adverse outcomes in twin pregnancy.  A shortened cervix at 20-24 weeks of amenorrhea is a good predictor of preterm birth in asymptomatic patients. However, there are no recommendations for serial cervical length measurements for these high risk pregnancies.

Ovarian vein thrombosis.

Ovarian vein thrombosis (OVT) is a rare cause of abdominal pain that may mimic a surgical abdomen. It is most often diagnosed during the postpartum period. In this report, we present four cases of postoperative ovarian vein thrombosis.