<prompt> Maximum urine osmolality in preterm neonate:200400500800  <response>: c. 500Ref: Nelson 20e 349; Pediatric Urology By John G. Gearhart pg 15-20Premature infants have an even more limited capacity to concentrate their urine than those born at term, with a maximum urine osmolality of about 500mOsmkgH2 O. 