Test ID: ZG073
Component(s): Z0207 Copper, Serum or Plasma LOINC: 5631-7
CPT code: 82525
LOINC:
Specimen Type: Royal blue-top (EDTA) tube OR royal blue-top without EDTA
Frequency: 2 – 4 days one working day.
Instructions: 1 mL Plasma from Royal blue-top (EDTA) tube OR royal blue-top without EDTA, Ambient, Separate within 45 minutes . Min 0.4 mL.
Text: Used, along with ceruloplasmin & urine copper to test for Wilson’s disease & to monitor the nutritional adequacy of parenteral or enteral nutrition, esp. when copper deficiency may be suspected. Also used in suspected copper toxicity in premature infants when they are acutely ill and may not be able to assimilate the copper in their prescribed nutrition.
Methodology: Inductively-coupled plasma/mass spectrometry (ICP/MS)