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About This Test

Department: Biochemistry (referred)


  • Clotted (red top)


Turnaround Time:

6 - 8 weeks


Investigation of hypoglycaemia and assessment of residual islet cell function

Sample must be received by the laboratory within 1 hour of sampling.

Please send an additional fluoride oxalate (grey top) sample for glucose analysis.

Samples will not be referred for analysis unless: 

  • hypoglycaemia is demonstrated, or
  • clinical details support referral

Other Comments:

Analysed at SAS Peptide Hormones Section, Clinical Laboratory, Level B, Royal Surrey County Hospital, Egerton Road, Guildford, Surrey, GU2 5XX


For more information, please see the following: Insulin -  Lab Tests Online