Molybdenum, Blood

Test Code
38583

CPT Codes
83018

Preferred Specimen
4 mL whole blood collected in an EDTA (royal blue-top) tube

Patient Preparation
Patient should refrain from taking mineral supplements 3 days before specimen collection and from eating legumes and leafy vegetables 2 days before specimen collection.

Minimum Volume
2 mL

Other Acceptable Specimens

Sodium heparin (royal blue-top) tube



Instructions

Tests performed on a specimen submitted in a non-trace element tube or non acid-washed/non metal-free container may not accurately reflect the patient's level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that re-submission with a trace element tube/container is recommended.



Transport Temperature
Refrigerated (cold packs)

Specimen Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Received room temperature • Received frozen • Clotted specimen

Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)

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
Setup: Tues, Thurs, Sat a.m.; Report available: 2-4 days

Reference Range
<2.2 mcg/L

Clinical Significance
Molybdenum is an essential trace element. In anemia, molybdenum concentration decreases in both erythrocytes and plasma. Toxic doses can cause anemia and abnormal copper metabolism.

Performing Laboratory
Quest Diagnostics Nichols Institute Valencia
27027 Tourney Road
Valencia, CA 91355-5386



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.