The kidneys may be missing or in a wrong position. A blockage of the outflow of urine or reverse flow of urine already in the bladder (called reflux) can cause the renal pelvis to become enlarged. This is usually called hydronephrosis.
Why would a baby have enlarged 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.
How do I know if my baby has kidney problems?
The signs and symptoms of urinary tract or kidney problems vary and include: fever. swelling around the eyes, face, feet, and ankles (called edema) burning or pain during peeing.
Is it my fault my baby has a UTI?
Children who have abnormalities in the structure of their kidneys or urinary tract are more likely to get UTIs. But if your young child gets a UTI, this doesn’t necessarily mean that he has an abnormality of the urinary tract.
Does a dilated kidney mean Down syndrome?
Less often, a dilated renal pelvis is an early sign of a more serious problem with the bladder, kidney, or ureter. Down syndrome: Some studies raised concerns about a small risk for Down syndrome with this ultrasound finding.
Is fetal hydronephrosis serious?
For most babies born with prenatal hydronephrosis, their condition resolves over time and they require no treatment to pass urine normally. But more serious cases of prenatal hydronephrosis can result in urinary tract infections, scarring or permanent kidney damage. Early detection can prevent these complications.