What should be checked during a 4D ultrasound scan? What can it detect?

Patient's question:

No

Doctor's answer:

Content of the 4D color ultrasound examination:
1. Nervous system: Anencephaly, hydrocephalus, microcephaly, spina bifida, and meningocele.
2. Digestive system: Umbilical hernia.
3. Urinary system: Mainly observable conditions include hydronephrosis, polycystic kidney disease, urethral obstruction, and megacystia.
4. Facial abnormalities of the fetus: Mainly observable conditions include cleft lip and palate, hare lip, and maxillary bone abnormalities.
5. Other abnormalities: Skeletal deformities, limb deformities, conjoined twins, etc. Additionally, polyhydramnios and oligohydramnios can also be detected.