The belly in 15 weeks of pregnancy generally does not appear to be significantly enlarged. Pregnancy 15 weeks the bottom of the uterus just out of the pelvis, the bottom of the uterus is located between the umbilicus and the pubic symphysis on the lower side, generally the abdomen will be slightly convex, there will be no obvious increase in the stomach, 15 weeks pregnant can be ultrasound examination, to understand the situation of fetal heartbeat. It is recommended that pregnant women do Down’s syndrome screening in a timely manner between 14 and 16 weeks of pregnancy. If the results of the Down’s syndrome screening belong to high-risk, further prenatal diagnosis, such as amniocentesis, is needed to rule out abnormal development of the fetus. After 15 weeks of pregnancy is also a period of rapid fetal development, so pregnant women should also eat more food rich in protein and vitamins, so as to avoid malnutrition affecting fetal development. In addition, it is also necessary to follow the prescribed time to do a good pregnancy test. If you feel unwell, it is recommended that you go to the hospital in time and consult a specialist for guidance.