4D shows potential chromosomal abnormality can be performed tests related to chromosomes, such as amniocentesis, non-invasive DNA, etc., to further clarify whether there is chromosomal abnormality and take appropriate measures to deal with it. Through 4D ultrasound to do the detector test, it can observe whether the fetus has any body surface abnormality or organ abnormality. If chromosomal abnormality causes the fetus to have malformations of body surface or organs, 4D ultrasound can be used for diagnosis. However, 4D ultrasound cannot clearly diagnose chromosomal abnormalities, and amniocentesis, non-invasive DNA and other tests are usually needed to clarify whether chromosomal abnormalities exist. If the fetus has chromosomal abnormality, it is more serious, and the pregnancy can be terminated if necessary. During pregnancy, pay attention to rest, at the same time should relax, avoid tension, anxiety, if the pregnant woman in the pregnancy test four-dimensional display chromosomal potential abnormalities, it is recommended to consult a doctor, under the guidance of the doctor, improve the relevant examination, clarify the cause of the disease, symptomatic treatment.