What is bilateral fetal renal pyelectasis?
Fetal mild bilateral pyelectasis with no calyceal dilatation is a benign condition that can be managed in the postnatal period. The initial renal pelvis diameter and the diameter in week 31 or 35 were valuable parameters for identifying cases that would eventually need specific postnatal procedures.
What causes fluid in baby’s kidneys during pregnancy?
Fetal hydronephrosis is a common condition in which excess fluid is detected in a baby’s kidney due to a buildup of urine. This can occur when the baby is still in the mother’s uterus. As many as 1 in 100 pregnancies in the United States have some evidence of fetal hydronephrosis.
Why do baby kidneys swell during pregnancy?
Fetal hydronephrosis is swelling of a baby’s kidney caused by a buildup of urine. This can happen while the baby is still in the mother’s uterus. Doctors often find the problem when a woman has a fetal ultrasound during pregnancy. Urine normally travels from the kidney down a narrow tube to the bladder.
Does pyelectasis go away?
Pyelectasis will resolve spontaneously more than 90 percent of the time. If the blockage is more severe, your baby may need follow-up care and possibly surgery after delivery. If the obstruction is more severe, urine may back-up and collect in the kidneys. This is called hydronephrosis.
Why do babies get fluid in their kidneys?
A kidney may swell if your baby’s ureter is blocked and urine can’t flow from the kidney to the bladder. Or your baby’s kidney may swell if urine that’s already in the bladder flows back up into the kidney.
Can pyelectasis be cured?
Why does my baby have pyelectasis?
The most common causes of pyelectasis are: Ureteropelvic junction obstruction: A blockage of urine between the kidneys and the ureter. Vesicoureteral reflux: An abnormal flow of urine from the bladder to the kidneys.