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Test Code TRIG Triglycerides, LAB134


Enzymatic (Glycerol Phosphate Oxidase) Without Glycerol and Serum Blanks

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements


Preferred: Green-top (lithium heparin) tube

Acceptable: Gold-top serum gel tube or plain red-top tube

Specimen Volume: 0.1 mL of plasma  or serum

Stability: Samples should be separated immediately or within 2 hours.  Separated

               specimens should be analyzed immediately or kept at 2 – 8°C and analyzed

               within 7 days. For longer storage, samples may be frozen at -20°C for up to 3 months.


Reference Values

<150 mg/dL

The National Cholesterol Education Program (NCEP) has set the following guidelines (reference values) for triglycerides:

Normal: <150 mg/dL

Borderline high: 150-199 mg/dL

High: 200-499 mg/dL

Very high: ≥500 mg/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding


Useful For

Increased triglycerides measurements are used in the diagnosis and treatment of patients with diabetes mellitus, nephrosis, liver obstruction, familial hypertriglyceridemia, acute pancreatitis, pregnancy, gout, and other diseases involving lipid metabolism and various endocrine disorders.


Decreases in triglycerides levels are found in chronic hepatitis, chronic renal failure, cystic fibrosis, malnutrition, and congenital a-betalipoproteinemia.