Patient's question:
When should one do a 4D ultrasound during pregnancy for the best results? What are the general check-up items?Doctor's answer:
Generally, the best time for a 4D ultrasound examination is around 24 weeks of pregnancy. The items checked in a 4D ultrasound include:1. Nervous system: Anencephaly, hydrocephalus, microcephaly, spina bifida, and meningocele.
2. Digestive system: Omphalocele, gastrocolic hernia, intestinal atresia, and megacolon.
3. Urinary system: Hydronephrosis, polycystic kidney disease, megacystia, and ureteral obstruction.
4. Other malformations: Limb anomalies, conjoined twins, congenital heart disease, and teratoma, etc.