The 4D ultrasound is able to see the child’s intestines. If the position of the fetus is within the range of the 4D ultrasound probe, the 4D ultrasound is able to detect the intestines of the fetus, but there is no indication of this in the test report. Besides detecting physical abnormalities, 4D ultrasound can also detect the spine, heart, kidneys and intestines. 4D ultrasound is a very important checkup also called macrosomia checkup during pregnancy, usually around 24 to 28 weeks of pregnancy. If any problems are detected in your child during the 4D ultrasound, it is important to treat them in time to minimize the adverse effects of the disease.