Click here for more information about laboratory operations and procedures
Copper, tissue
| Item | Value |
|---|---|
| Approval req'd? | No |
| Available Stat? | No |
| Test code | COPT |
| Test group | Copper |
| Performed by | Mayo |
| Sendout? | Yes |
| Method | ICP/MS |
| Collection Instructions | Obtain trace metal-free vial (blue label) supplied by vendor and available from Specimen Receiving. Click here for detailed instructions for collecting samples for Trace Metals Parrafin block is also acceptable if not more than 1 or 2 cuts have been made to it for slides. Paraffin blocks will be returned in 2 weeks unless a request for an earlier return is made. |
| Container type | Trace metal-free vial (blue label) |
| Amount to Collect | 4 mL |
| Sample type | Liver tissue |
| Preferred volume | 0.5 x 5 mm |
| Min. Volume | 0.5 x 2.0 mm |
| Processing notes | Follow the detailed processing instructions for Trace Metal Analysis. Refrigerate. Order MAYO# 8687. Place packaged specimen in refrigerator bin for MCS pickup. Parrafin block is also acceptable if not more than 1 or 2 cuts have been made to it for slides. Paraffin blocks will be returned in 2 weeks unless a request for an earlier return is made. |
| Units | µg/g dry weight of liver |
| Normal range | 10-35 µg/g dry weight of liver |
| Synonyms | Cu; Wilson's disease; Menke's disease |
| Turn around times | 2 weeks |
| Additional information | In Wilson's disease levels are usually 200-3000 µg/g, and carriers may have levels up to 150 µg/g, but false-positive results can occur in obstructive liver disease. |
| CPT coding | 82525-90 |
| LOINC code | 8198-4 |
| Last Updated | 10/2/2010 11:51:39 AM |
| Entry Number | 256 |
If you have additional questions regarding this test, please call: 415-353-1667