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Insulin, Random

Message
Insulin is a hormone secreted by the beta cells of the pancreas.  Insulin regulates the uptake and utilization of glucose and is also involved in the regulation of protein synthesis and triglyceride storage.


Test Code
INS


Alias/See Also
LAB3001293


CPT Codes
83525

Preferred Specimen
2.0 mL serum collected in a gold serum separator tube (SST)


Patient Preparation
Patient MUST fast

Minimum Volume
0.5 mL serum


Other Acceptable Specimens
2.0 mL serum collected in an orange rapid clot serum separator tube (RCT)


Specimen Stability
Store centrifuged samples tightly stoppered at room temperature 15 - 30oC for no longer than eight hours.  If the assay will not be completed within eight hours, refrigerate the samples at 2 - 8oC.  If the assay will not be completed within 48 hours, or for shipment of samples, freeze serum at -20oC or colder.


Methodology
Immunoassay

Reference Range
Sex Age Reference Range
M/F 0 - 150 years 1.9 - 23.0 µIU/mL


Performing Laboratory
Penn Medicine Lancaster General Health



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.