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Increased renal medullary echogenicity in neonates
R Starinsky1, O Vardi, D Batasch
1Department of Radiology, Assaf Harofeh Medical Center, Zerifin 70300, Israel.
Pediatric Radiology
|November 1, 1995
Summary
Increased renal medullary echogenicity is common in healthy newborns, appearing in 58% on day one and 33% on day two. Infants with this finding had higher urinary protein levels, suggesting a potential link.
Area of Science:
- Neonatal medicine
- Pediatric nephrology
- Medical imaging
Background:
- Neonatal renal medullary echogenicity is a sonographic finding.
- Its prevalence and clinical significance in healthy neonates require further investigation.
Purpose of the Study:
- To determine the prevalence of increased renal medullary echogenicity in healthy neonates.
- To explore the association between renal echogenicity and urinary protein concentration.
Main Methods:
- A prospective study involving 178 healthy neonates.
- Renal ultrasound examinations were performed on the first and second days of life.
- Urinary protein concentrations were measured and compared between groups.
Main Results:
- On day 1, 58% of neonates exhibited increased renal medullary echogenicity.
- On day 2, the prevalence decreased to 33%.
- Neonates with increased echogenicity showed significantly higher urinary protein concentrations.
Conclusions:
- Increased renal medullary echogenicity is a transient finding in a significant proportion of healthy neonates.
- The elevated urinary protein levels in affected infants warrant further research into potential underlying mechanisms or clinical implications.