Test Code: 6745
CPT Code(s): 82951 & 82952
Methodology: Spectrophotometry (SP)
Clinical Significance: Plasma glucose levels may be abnormally high (hyperglycemia) or abnormally low (hypoglycemia). Glucose measurements are used in the diagnosis and treatment of carbohydrate metabolic disorders.
Includes: Fasting, 1-hour, 2-hours, 3-hour glucose
Alternative Name(s): 3 HR GTT (Pregnant - 4 Specimens); Gestational Glucose; Gestational GTT 4 Specimens
Supply: #T57 4mL Gray-top Glucose tub
Preferred Specimen: Plasma collected in a fluoride/oxalate tube
Preferred Volume: 4 - 1mL plasma collected in fluoride/oxalate tubes
Transport Container: Gray Top Glucose Tube (Fluoride/oxalate tube)
Transport Temperature: Room Temperature
Specimen Stability: Room Temperature: 7 days
SPECIAL INSTRUCTIONS: Immediately after fasting specimen is obtained have patient ingest a 100g load of glucose. Draw subsequent specimens 1, 2, and 3 hours later. Label each with the specific draw time.
NOTE: Patient preparation: Fasting REQUIRED. Fasting is defined as NO consumption of food or beverage other than water for at least 8 hours before testing.
Rejection Criteria: Unspun SST; Red Top or Non-plasma Separator (PST) green-top tubes; Anticoagulants other than fluoride/oxalate.
For additional supply or collection device information, please contact DLO's Customer Service at (800) 891-2917, option 2.
The CPT codes provided 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.