Spontaneous Uterine Rupture Due to Placenta Percreta in a 17-Week Twin Pregnancy.

Spontaneous rupture of previous uterine scar due to placenta percreta in early second trimester is a very rare and serious complication. A27-year fourth gravida, second para with previous two lower segment caesarean sections, presented at 17-week of twin pregnancy with acute abdominal pain. Ultrasonograghy revealed 17-week diamniotic-dichorionic twin pregnancy with alive fetuses.