|
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Copper, Random Urine
Test Code15319
CPT Codes
82525, 82570
Includes
Creatinine
Preferred Specimen
7 mL random urine collected in an acid-washed or metal-free container
Minimum Volume
3 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature; 5 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Fecal contamination
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) or Atomic Spectroscopy (AS)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Daily p.m.; Report available: Next day
Reference Range
Copper, Random Urine | <87 mcg/g creatinine |
Creatinine, Random Urine
≤6 Months | 2-28 mg/dL |
7-11 Months | 2-31 mg/dL |
1-2 Years | 2-110 mg/dL |
3-8 Years | 2-130 mg/dL |
9-12 Years | 2-160 mg/dL |
>12 Years Male | 20-320 mg/dL |
>12 Years Female | 20-275 mg/dL |
Clinical Significance
Copper is an essential element that is a cofactor of many enzymes. Copper metabolism is disturbed in Wilson's disease, Menkes disease, primary biliary cirrhosis, and Indian childhood cirrhosis. Urinary copper concentrations are also useful to monitor patients on chelation therapy.
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153