24-year-old pregnant women occasionally abdominal pain waist acid how to do

24-year-old occasional abdominal pain and backache in early pregnancy, if it is mild, it may be caused by uterine enlargement, it is a normal phenomenon, if it is more severe, it may be caused by threatened abortion, you need to go to the hospital in time to do a pregnancy check, if necessary, tocolysis treatment, do not tire.