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TRIGLYCERIDES
Test CodeTRIG
CPT Codes
84478
Preferred Specimen
1.0 mL plasma collected in a PST (LiHeparin tube)
Minimum Volume
0.5 mL
Other Acceptable Specimens
Plasma- EDTA (Lavender)
Serum- SST
Red Top 
or Tiger Top
Sterile container for Body Fluids
Specimen Stability
Room Temperature: Not Specified
Refrigerated: Plasma 15 days at 2-8°C
Serum 10 days at 2-8°C.
Frozen: 3 months at -20 °C. Freeze only once.
Several years at -70 °C
Refrigerated: Plasma 15 days at 2-8°C
Serum 10 days at 2-8°C.
Frozen: 3 months at -20 °C. Freeze only once.
Several years at -70 °C
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Sample must be labled with complete first and last name and date of birth.
Grossly hemolyzed, lipemic and icteric are unacceptable.
Grossly hemolyzed, lipemic and icteric are unacceptable.
Methodology
Colorimetric
Setup Schedule
Daily
Report Available
Same day
Clinical Significance
Triglycerides are esters of the trihydric alcohol glycerol with 3 long-chain fatty acids. They are partly synthesized in the liver and partly ingested in food. The determination of triglycerides is utilized in the diagnosis and treatment of patients having diabetes mellitus, nephrosis, liver obstruction, lipid metabolism disorders and numerous other endocrine diseases.
Performing Laboratory
Frederick Health Laboratory 400 W 7th Street Frederick, MD. 21701
Last Updated: December 28, 2023
