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ID:216 Vasoactive Intestinal Polypeptide
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DescriptionMay be requested as part of gut hormone profile (gastrin, glucagon, pancreatic polypeptide, somatostatin, VIP).
IndicationInvestigation of unexplained watery diarrhoea particularly if associated with hypokalaemia and hypochlorhydria.
Additional InfoVIPomas sometimes known as Werner-Morrison Syndrome.
Concurrent Testsna
Dietary RequirementsFasting >10 hr.
InterpretationA VIPoma is associated with levels > 60 pmol/L. Higher levels may be seen in some cases of ganglioneuroma and neuroblastoma.

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)<30
Ref. Range (Female)<30
Ref. Range (Paed)
Ref. Range Notes<30
IP Acute TAT3 weeks
IP Routine TAT3 weeks
GP Acute TAT3 weeks
GP Routine TAT3 weeks
Turnround CommentSusan Willams / Paul

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