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Gestational 3HR Challenge

Laboratory - : Chemistry

Test ID :
Test Workstation :
Specimen Type:
Tube Type:
Green top ( lithium heparin) tube
Collection Volume:
500 uL microtainer; 1.5 mL macrotainer
Minimum Volume:
500 uL microtainer; 1.5 mL macrotainer
Preferred Volume:
500 uL microtainer; 1.5 mL macrotainer
Shipping: Send Refrigerated; Storage: Room Temp: 8 hours; Refrigerated: 72 hours.
Mon-Fri, call for appointment
Roche- UV test
Special Instructions:
Separate plasma from cells ASAP. Prior to drawing patient, see Specimen Collection Procedure Glucose Tolerance Testing. For outpatients, test should only be drawn in outpatient locations within a Hospital (Akron or Mahoning Valley).
1 hour/draw
Additional Info:
Criteria for Diagnosis of Gestational Diabetes Mellitus(GDM) 100g, 3HR Glucose Challenge The Diagnosis of GDM is made when two or more of the following plasma glucose values are exceeded:
  • Fasting >=95 mg/dl
  • 1HR Glucose >=180 mg/dl
  • 2HR Glucose >=155 mg/dl
  • 3HR Glucose >=140 mg/dl
  • CPT Code:
    82951, 82952

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