Specimen Requirements
Collection Instructions
Collect specimen in lavender top tube from a fasting patient. Following collection place Vacutainer® tube on ice, then centrifuge, aliquot plasma into a plastic vial, and freeze.
Special Handling
Fasting specimen. Place on ice immediately.
Contraindications
This test should not be requested on patients who have recently received radioactive material.
Normal Volume
1 ml plasma
Minimum Volume
0.6 ml plasma