The four-dimensional list should refer to the four-dimensional ultrasound, four-dimensional ultrasound list on the 1 and 2 is the ultrasound doctor on the ultrasound equipment for the results of the adjustment, not the gender of men and women mean. In our country prenatal examination of gender is illegal, so four-dimensional color ultrasound list is not in any form of labeling gender, four-dimensional color ultrasound on the qualhigh1 and qualhigh2 is the color ultrasound equipment to distinguish the quality of the level of display, qualhigh in the meaning of the English is also the quality of the high, rather than gender. Four-dimensional color ultrasound is mainly used for fetal malformation examination, this examination can check whether the fetus has facial malformations, such as cleft lip and palate, can find out whether the fetus has neurological malformations, such as cerebral edema, anencephaly, microcephaly, spina bifida, can find out whether the fetus has digestive and urinary malformations, such as visceral ectropion, intestinal atresia, polycystic kidneys, megacystic bladder, and so on. If 4D ultrasound is performed, please consult your doctor for results and implications.