The right side of the stomach is higher than the left side during pregnancy, often related to the pregnant woman’s sleeping position and fetal position, in a few cases may be due to abnormalities in the pregnant woman’s uterus, the causes and treatment methods are as follows: 1, pregnant woman sleeping position: during pregnancy, if the pregnant woman always take the left side of the sleeping position, may lead to fat accumulation or force the fetus to the right side for a longer period of time, resulting in the right side of the stomach is larger than the left. In this case, it is recommended that pregnant women have regular maternity checkups, and if the checkup results are not abnormal, you only need to pay attention to the sleeping position and fetal movement; 2. fetal position: if the fetal head is in the upper right abdomen of the pregnant woman and the feet are in the lower left abdomen, it may appear that the right side of the pregnant woman’s stomach is relatively high. It is also possible that the fetus is always active in the right side of the pregnant woman’s body, a similar phenomenon may occur, no special treatment is needed; 3, uterine abnormalities: such as unicorn uterus, different from the normal uterine form, the right side may be relatively well developed, thus leading to a slightly higher abdomen on the right side of the pregnancy, it is recommended to go to the hospital for consultation. If you can conceive normally, pay attention to regular maternity checkups during pregnancy, take sufficient rest, ensure diet and nutrition, and no discomfort does not require special treatment. In case of preterm miscarriage or obstructed labor, timely preservation or termination of pregnancy is required.