Objective:

To explore the clinical value of transvaginal color Doppler ultrasound in the diagnosis of uterine scar pregnancy after cesarean section.

Methods:

The ultrasonographic features of 268 cases of uterine scar pregnancy hospitalized from Jun. 2015 to May. 2017 were analyzed retrospectively.

Result:

Among the 268 cases of cesarean scar pregnancy

250 cases were correctly diagnosed

with the diagnosis accuracy of 93.3%; 18 cases were missed diagnosed

with the missed diagnosis rate of 6.7%. 212 cases were simple gestational sac type and 56 cases were heterogenous masses type. According to the distance between gestational sac and serous layer of the anterior wall isthmus of uterus

there were

two subtypes of simple gestational sac: 3 mm (130 cases) and 3 mm (82 cases).

Conclusion:

Transvaginal ultrasonography is a simple

accurate

fast and effective diagnostic method for the diagnosis of cesarean scar pregnancy.