14274      Glucose Tolerance 2 Hour (with out 1/2 HR or Urines)
Specimen:
  Collect: Three 4 mL Gray Top

Also Acceptable
Three 4 mL Green Top (Li Heparin)
Three 4 mL Lavender (EDTA)
Three 7.5 mL SST 
  Submit: Three 4 mL (Min:1 mL) Whole blood in 4 mL Gray Top. Submit Refrigerated.

Also Acceptable
Three 4 mL (Min:1 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube.
Three 4 mL (Min:1 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Special Handling: Fasting Specimen is Preferred 
  Stability: Ambient: 8 Hour(s); Refrigerated: 2 Day(s); Frozen: 2 Week(s); Incubated: Unacceptable 
Methodology: Colorimetric; Kinetic 
Performed: Mon-Fri 
Reported: 1-3 Day(s) 
CPT Codes:
82951
Interpretive Data: Please see report for interpretive data.
Components:
2400 - GLUCOSE, FASTING2401 - GLUCOSE, 1HR
2402 - GLUCOSE, 2HR