Free aldosterone concentrations in the urine of newborns.
In 1-day-old infants (24--48 hrs after birth), the free aldosterone excretion in urine was found to be significantly lower as compared to adults. The free aldosterone excretion increased then extensively by factor 11.4 at the age of 1 to 14 days and decreased at the age of 14 to 28 days.
D000450:Aldosterone / Q000652:urine*; D006801:Humans; D007231:Infant, Newborn
D000450:Aldosterone