Ceruloplasmin is a copper-containing protein. This article discusses the test to measure the level of this protein in the clear liquid part of the blood (serum).
A blood sample is needed. This may be taken from a vein. The procedure is called a venipuncture.
No fasting or other preparation is usually needed.
When the needle is inserted to draw blood, you may feel moderate pain, or only a prick or stinging sensation. Afterward, there may be some throbbing.
Your health care provider may order this test if you have signs or symptoms of a copper metabolism or copper storage disorder.
Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.
Lower-than-normal ceruloplasmin levels may be due to:
Higher-than-normal ceruloplasmin levels may be due to:
Veins and arteries vary in size from one patient to another and from one side of the body to the other. Obtaining a blood sample from some people may be more difficult than from others.
Other risks associated with having blood drawn are slight but may include:
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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 A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, David R. Eltz, Stephanie Slon, and Nissi Wang.
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