Vegetables with comb teeth: What you need to know

This is an automatically translated article.

The article was written by Doctor Hoang Thi Thu Huong - Doctor of Ultrasound, Department of Obstetrics - Vinmec Times City International Hospital

Placenta placenta is a condition in which the placenta invades the uterine wall and cannot be separated from the uterine wall after delivery, causing postpartum hemorrhage, blood clotting disorders, and even death. mom.

1.Vegetables with comb teeth

There are 3 types of placenta, including:
The placenta is attached to the uterine muscle (accreta): the vegetable is in contact with the muscle layer (75%) The placenta is inserted into the uterine muscle layer (increta): the vegetable invades the muscle layer. (18%). bow. Up to now, the pathogenesis of the placenta is not clear, it is theorized that it is the result of abnormal vascular proliferation during the postoperative scar healing process.

2. Frequency of braces

3/1000 births, increased by cesarean section and placenta previa are risk factors for placenta accreta.

3. Signs of placenta in the 2nd and 3rd trimester ultrasounds of pregnancy

+ Multiple polymorphic vascular sinuses in the placenta (Lacunae sign) is the most important marker, sensitivity (80 - 90%).
+ Loss of normal demarcation line between placenta and uterine muscle.
+ The junction between the uterus and the bladder is discontinuous, irregularly thickened due to invasion of the placental spines and increased vascularity on color Doppler.

4. Complications of comb teeth

Local damage to organs such as bladder, intestines.
Postoperative bleeding, amniotic fluid embolism, disseminated intravascular coagulation.

5. Treatment of vegetables with comb teeth

The patient will have an urgent need such as a massive blood transfusion or even a life-saving hysterectomy, so prenatal diagnosis and planning for delivery are especially important.
Vinmec International General Hospital offers a Package Maternity Care Program for pregnant women right from the first months of pregnancy with a full range of antenatal care visits, periodical 3D and 4D ultrasounds and routine tests to ensure that the mother is healthy and the fetus is developing comprehensively.
Pregnant women will be consulted and checked for health under the close supervision of experienced and specialized Obstetricians, helping mothers have more knowledge to protect their health during pregnancy as well as reduce reduce complications for mother and child.

References:
Book: Ultrasound in Obstetrics and Gynecology, A Practical Approach