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Test and Tubes Database
ID:148 Pancreatic polypeptide (PP)
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DescriptionMay be requested as part of gut hormone profile (gastrin, glucagon, pancreatic polypeptide, somatostatin, VIP).
IndicationSuspicion of pancreatic tumour
Additional InfoProduced in the PP cells of the pancreas. Role unknown. The atropine test supresses PP production and is used to differentiate between physiological and ectopic production of PP.
Concurrent Testsna
Dietary RequirementsSample must be FASTING ( > 10 hr).
InterpretationLevels grossly elevated in endocrine pancreatic tumours and metastases.

DepartmentBiochemistry
SampleBlood
TubeEDTA (Haem)
Tube Picture
Collection ConditionsSample must be FASTING > 10 hrs. Sample must be collected into a chilled EDTA tube and transferred to the laboratory on ice IMMEDIATELY.
Min. Vol1mL
Freq.Referred to external laboratory

Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range Notes<300
Unitspmol/L
IP Acute TAT3 weeks
IP Routine TAT3 weeks
GP Acute TAT3 weeks
GP Routine TAT3 weeks
Turnround CommentSusan Willams / Paul Bech:p.bech@imperial.ac.uk

Originally edited by : JHB. Review due on 17/10/2017. Published By SRG on 17/10/2017.