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Chromogranins A & B

Alias: CgA, CgB

Discipline: Clinical Chemistry

Test information: Chromogranins are raised in neuroendocrine tumours and can be used for monitoring and detecting recurrence. They are measured as part of the Gut Hormone profile, or can be requested alone.

Specimen Type(s)
  • Blood;
Other Acceptable Specimen Type(s)
Specimen Container - Adult
  • Purple Top BD;
Specimen Container - Paediatric
  • Lilac Top Microtainer BD;
  • N/A;
Part of a test profile?
Gut hormone
Volume (min) of sample to be sent to laboratory
3 ml
Patient Preparation, Sample Handling and Transport
Patient must be FASTING.
No required changes to medication if Chromogranins A & B are the only gut hormones to be tested.
After taking the sample please IMMEDIATELY deliver to the laboratory.
Maximum add on time
No add-ons.
Units and Reference Ranges / Interpretation
Please see the report.
UKAS number
UKAS accredited test?

If you have any queries about a test or results interpretation please contact us.

Last updated: 10-06-2024