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C-Peptide *

SIM

10600 

CPT

84681 

Synonyms

Connecting peptide; Insulin C-peptide; Proinsulin C-peptide 

Specimen Type

Serum 

Container

Red-top or gold-top tube

Collection Instructions

None

Volume

0.8 mL 
Minimum volume: 0.3 mL.

Additional Information

The principle use of C-peptide is in the evaluation for hypoglycemia. C-peptide levels are increased with renal failure.

Patient Preparation

Patient should fast for 14-16 hours

Specimen Processing Instructions

Transport Requirements

Frozen

Specimen Stability

Refrigerated or Frozen: 14 days 

Rejection Criteria

Citrated plasma specimen

Reference Range

Reference Range accompanies report

Critical Value

 

Test Includes

C-peptide 

Methodology

Electrochemiluminescence immunoassay (ECLIA) 

Testing Frequency

 

LCA

010108 

Reviewed By

Lisa McBride     

Reviewed Date

2/13/2018 

Supplemental

*  Denotes Reference Lab test

Reviewed by Lisa McBride on February 13, 2018

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