Sample Requirements:
Fasting sample preferred, SST and EDTA tubes
Purpose:
This panel includes fasting glucose to detect hyperglycemia, HbA1c to assess long-term glycemic control, and insulin to evaluate resistance. Useful in diagnosing and monitoring type 1 and type 2 diabetes, insulin resistance, and metabolic syndrome.
Reference Range:
Fasting Glucose: 70–99 mg/dL (normal), 100–125 (impaired), ≥126 (diabetes); HbA1c: <5.7% (normal), 5.7–6.4% (prediabetes), ≥6.5% (diabetes); Insulin: 2–25 µIU/mL (fasting); elevated in insulin resistance.