Amylase, urine

:Normal range

24hr urine: Results are in relation to the volume collected

(Spot urine: < 460 IU/L (< 7.67 mkat/L

Comment: Raised levels parallel serum amylase unless there is renal failure. When the plasma enzyme is bound to a high molecular weight carrier. (macroamyasaemia), urine amylase is normal. Urine amylase may remain elevated for up to 2 wk after an episode of acute pancreatitis and may suggest formation of a pseudocyst

Sample: 24hr urine, spot urine