Sonographic detection of an asymptomatic rupture of the uterus due to necrosis during the third trimester.

This is a report on the first sonographic detection of a silent rupture of the uterus in the 33rd week of pregnancy of a 35-year-old patient. On the basis of the clear sonographic picture immediate cesarean section was (considered) indicated in spite of lack of clinical symptoms. The intraoperative situs confirmed the sonographic diagnosis of a ruptured uterus related to an old cesarean section, combined with partial necrosis of the lower uterine segment.