It is possible to have a cesarean section for the first time and a normal delivery for the second time, but it is very likely that the natural delivery will be unsuccessful. This is especially true if you run into the following situations:
One, if you get pregnant within three years of the C-section, the chances of uterine rupture during pregnancy are very high; two, if the indications for your first C-section still exist with pelvic stenosis, cephalopelvic disproportion, fetal malposition, soft birth canal deformities, etc. as well as pregnant women who are suffering from heart disease, or who have had a history of delayed labor; and three, if the labor progresses uneventfully or if there is a lack of oxygen for the fetus, or a suspected (or suspected) uterine incision. If the progress of labor is not smooth, or there is fetal hypoxia, there is a suspected (or already) hard cleavage of the uterine incision, the need for emergency cesarean section; Fourth, the last cesarean section is a longitudinal incision, the pregnant woman uterine rupture chances are many, especially to the mid-pregnancy, the late pregnancy, the delivery period; Fifth, the pregnancy is a serious obstetrical complications such as. Of course there are other aspects from the pregnant woman herself.
So it is important to listen to your doctor's advice.
I hope my answer will help you.