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Sinemet®, Serum/Plasma

Test Code
3388


CPT Codes
80299 (x2)

Includes
Levodopa and Carbidopa


Preferred Specimen
1 mL serum collected in a red-top tube (no gel)


Minimum Volume
0.3 mL


Other Acceptable Specimens
Plasma collected in: EDTA (lavener-top) tube or EDTA (pink-top) tube


Instructions
Promptly centrifuge and separate serum or plasma into a plastic screw-cap vial.
Freeze immediately. Transport on dry ice.


Transport Temperature
Frozen


Specimen Stability
Room temperature: Not stable
Refrigerated: Not stable
Frozen -20° C: 6 days
Frozen -70° C: 30 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature • Received refrigerated • Serum separator tube (SST) • Polymer gel separation tube


Methodology
High Performance Liquid Chromatography (HPLC)

FDA Status
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.

Setup Schedule
Set up: As needed; Report available: 8 days


Report Available
8 Days


Reference Range
Levodopa 0.020 mcg/mL
Carbidopa 0.020 mcg/mL


Clinical Significance
Therapeutic drug monitoring.




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.