How many centimeters should the lower edge of the gestational sac be from the scar?
Jan 25, 2025
Source: Cainiu Health
Dr. Liu Wenmin
Introduction
Under normal circumstances, a gestational sac refers to the pregnancy sac. There is no specific standard regarding how many centimeters the lower edge of the pregnancy sac should be from the scar. Generally, a distance of more than 2 cm between the lower edge of the pregnancy sac and the scar is considered relatively safe. If the lower edge of the pregnancy sac is found to be less than 2 cm from the scar, or even growing on the scar itself, prompt medical attention is advised to closely monitor the growth of the pregnancy sac and the mother's health condition.
Generally speaking, a gestational sac refers to the pregnancy sac. There is no specific standard regarding how many centimeters the lower edge of the gestational sac should be from the scar. It is generally considered relatively safe if the lower edge of the gestational sac is more than 2 cm away from the scar. Detailed analysis is as follows:
Scarring remains on the uterus after cesarean section, and the myometrium at the scar site has poorer elasticity and flexibility compared to normal tissue. If the implantation site of the gestational sac is too close to the scar, as the uterus enlarges during pregnancy, the gestational sac may exert pressure on the scar area, significantly increasing the risk of uterine rupture. Generally, when the distance between the lower edge of the gestational sac and the scar is greater than 2 cm, the probability of such serious complications is relatively low.
If it is found that the lower edge of the gestational sac is less than 2 cm from the scar, or even implanted directly on the scar, medical attention should be sought promptly, and close monitoring of the growth of the gestational sac and the mother's condition is necessary. If necessary, doctors may recommend appropriate medical interventions to reduce the risks, such as termination of pregnancy.
Pregnant women should closely monitor their own condition during pregnancy and follow the doctor's advice for prenatal examinations and monitoring.
