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Laboratory Medicine

Test Directory / C-Peptide


Brown clotted serum, gel barrier

Common AbbreviationsCPEP
ProfileInsulin and C-peptide
Tube typeBrown clotted serum, gel barrier
Clinical IndicationUsed in the differential diagnosis of documented spontaneous hypoglycaemia. It may also be used in the investigation of newly diagnosed diabetes mellitus.
Specimen TypeBlood
Sample typeSerum
Minimum Volume0.2mL
Special PrecautionsSample must be sent to the laboratory ASAP after collection. Samples received after 1 hour from collection are not suitable for analysis.
StabilityContact Referral Laboratory
Turnaround Time7 days
LaboratorySAS Peptide Hormone Laboratory Royal Surrey County Hospital Egerton Road Guildford GU2 7XX 01483 406715
Reference IntervalContact Referral Laboratory
LimitationsContact Referral Laboratory
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