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HelpTest Code INSLN Insulin
Specimen Type
Serum
Container/Tube
Red Top
Offsite Collection Instructions
1. Collect sample following standard collection methods,
fasting
(8-14 hours) sample is recommeded.
2. Within 2 hours of collection the sample must be spun and
aliquoted
3. Transport refrigerated (2 – 8˚C)
Turnaround Time
4 hours
Test Includes
N/A
Preferred Volume
0.5 mL
UCMC Collection Instructions
1. Collect sample following standard collection methods,
fasting
(8-14 hours) sample is recommeded.
2. Within 2 hours of collection the sample must be received in
Laboratory Service Center
3. Transport room temperature (15 – 25˚C)
Test Limitations
Circulating anti-insulin antibodies are often found in
patients
who have been treated with nonhuman forms of insulin. If
present,
these antibodies may interfere with the assay.
For individuals who are significantly overweight, fasting
insulin levels are typically somewhat higher than for adults of
normal weight.
Fee Code
43216
Specimen Minimum Volume
0.2 mL
DAY(S) AND TIME(S) PERFORMED
24 hours, 7 days a week including holidays.
STAT DAY(S) AND TIME(S) PERFORMED
N/A
CPT
83525
Method Name
Electrochemiluminescence Immunoassay (ECLIA)
Reference Values
Fasting: <28.5 microIU/mL
Reference ranges for Insulin that is ordered as part of a
specific stimulation/suppression protocol are specific to the
protocol utilized by the ordering physician and are therefore
subject to ordering physician’s nterpretation.
Reject Due To
Whole blood/unspun samples greater than 6 hours will be
rejected.
STAT Turnaround Time
N/A
Synonyms
N/A
Test Usage
Useful for monitoring and diagnosing diabetes,
isulin-secreting
pancreatic tumors, and in the evaluation and management of
patients
with the polycystic ovary syndrome.
Critical Results
N/A
Additional Information
N/A
Included in Additional codes
N/A
Coverage Information
N/A
Stability: Room Temp
n/a
Stability: Refrigerated
24 hours
Stability: Frozen
6 months