INSULIN AND C-PEPTIDE

SPECIMEN: 1 ML FROZEN SERUM FOR EACH TIMED SPECIMEN

TUBE TYPE: SERUM (SST) / TIGER-TOP TUBE / TIGER TOP

MINIMUM VOLUME: 0.4 ML

TRANSPORT: FROZEN; STABLE FOR 7 DAYS REFRIGERATED. SEPARATE SERUM OR PLASMA FROM CELLS WITHIN 45 MINUTES OF COLLECTION. DRAW FASTING SPECIMEN. ADMINISTER ORAL GLUCOSE. SOLUTION (1.75 G/KG BODY WEIGHT OR 75 G MAXIMUM). COLLECT 1 ML SERUM FOR EACH TIMED SPECIMEN POST GLUCOSE DOSE. ALL TUBES MUST BE CLEARLY MARKED WITH TIME DRAWN. SUBMIT ALL TUBES WITH ONE TEST REQUISITION. REFERENCE RANGES AVAILABLE: FASTING, 30, 60, 90,120, 150, 180, 240 AND 300 MINUTES POST GLUCOSE. OVERNIGHT FASTING IS REQUIRED.