Test Directory
4249 C-Peptide
Specimen Type
Specimen Stability
Reference Range
Serum-SST; Fasting
7 days 2-8°C
0.9-3.85 ng/mL
Specimen Requirements
Preferred amount: 1.0 mL Serum
Minimum amount: 0.5 mL Serum; Fasting specimen required
Minimum amount: 0.5 mL Serum; Fasting specimen required
Method
Immunochemiluminometric (ICMA)
Schedule
Mon-Sat
Turn-Around Time
24hrs
Instructions/Notes
Fasting specimen required
Clinical Utility
To help evaluate patients with hypoglycemia.
CPT Codes
84681
