Also known as:
Cu; 24-hour urine copper; Total copper; Non-ceruloplasmin-bound copper; Free copper; Hepatic copper
Copper (24-hour urine, total and free blood, and hepatic)
Why Get Tested?
To measure the amount of copper in the blood, urine, or liver; to help diagnose and monitor Wilson disease; sometimes to identify copper deficiencies and excesses
When to Get Tested?
When you have jaundice, fatigue, abdominal pain, behavioral changes, tremors, or other symptoms that your doctor thinks may be due to Wilson disease or, rarely, to copper deficiency or excess; at intervals when you are being treated for a copper-related condition
A blood sample drawn from a vein in your arm and/or a 24-hour urine sample;
Test Preparation Needed?