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Definition Return to top
This is a test that measures the amount of amylase in urine. Amylase is an enzyme that helps digest carbohydrates. It is produced mainly in the pancreas and the glands that make saliva.
Amylase may also be measured with a blood test. See: Amylase - blood
How the Test is Performed Return to top
A urine sample is needed. The test may be performed using a single urine sample or a 24-hour urine collection. For information on how to collect a sample, see:
How to Prepare for the Test Return to top
Your health care provider may tell you to stop taking certain drugs that can affect test results. Drugs that can increase amylase levels include:
How the Test Will Feel Return to top
The test involves only normal urination, and there is no discomfort.
Why the Test is Performed Return to top
This test is done to diagnose pancreatitis and other diseases that affect the pancreas. Your doctor may also order this test to see how treatment for such conditions is working.
Normal Results Return to top
The normal range is 2.6 to 21.2 international units per hour (IU/h).
What Abnormal Results Mean Return to top
An increased amount of amylase in the urine is called amylasuria. Increased amylase levels may indicate:
Risks Return to top
There are no risks.
References Return to top
Owyang C. Pancreatitis. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 147.
Update Date: 5/20/2009 Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
