Methodology
Immunoassay (IA)
Synonyms
Free Insulin; Non-AB Bound Insulin; Biologically Active Insulin
Specimen Type
Serum or Plasma
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
LAB01388
Lab Test Days
Sunday, Tuesday and Thursday
Standard TAT
3 Days
Collection Information
Specimen Required
1 mL Blood
Container Type
Red Top (No Additive)
Collection Instructions
Overnight fasting is required. Plasma collected in an EDTA (lavender-top) tube is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK
Specimen Stability
Room Temp: 12 Hours; Refrigerated: 7 Days; Frozen: 28 Days
Rejection Criteria
Hemolysis; Received room temp
Test Volume Required
0.5 mL Serum or Plasma
Minimum Test Volume
0.3 mL Serum or Plasma
CPT Codes
83527
Revised
09-29-16
Initials
SL