Patient should empty bladder then drink a large glass of water.
Collect urine 1 h later and deliver promptly to the laboratory.
|Reference Interval:|| |
< 0.2 mg/L.
< 30 mg/mol creatinine.
Ancillary test, of limited clinical utility, in the investigation of renal tubulo-interstitial disorders.
Elevated levels may help to define the degree of tubular dysfunction.
Tomlinson PA. Pediatr Nephrol 1992; 6: 565-571.