Acid mucopolysaccharides

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Urine sample

Acid mucopolysaccharides is a test that measures the amount of mucopolysaccharides released into the urine over a 24-hour period.

Mucopolysaccharides are long chains of sugar molecules found throughout the body, often in mucus and in fluid around the joints.

AMP; Dermatan sulfate - urine; Urine heparan sulfate; Urine dermatan sulfate; Heparan sulfate - urine

A 24-hour urine sample is needed.

• On day 1, urinate into the toilet when you get up in the morning.
• Afterwards, collect all urine in a special container for the next 24 hours. Keep it in the refrigerator or a cool place during the collection period.
• On day 2, urinate into the container when you get up in the morning.
• Cap the container. Label the container with your name, the date, the time of completion, and deliver it to the laboratory or your health care provider as soon as possible.

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There is no special preparation needed.

The test involves only normal urination, and there is no discomfort.

This test is done to diagnose a rare group of genetic disorders called mucopolysaccharidoses, including Hurler syndrome.

This test is usually only done in infants who have a family history of one of these disorders.

Review Date: 05/12/2011
Reviewed By: Frank A. Greco, M.D., Ph.D., Director, Biophysical Laboratory, The Lahey Clinic, Burlington, MA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).