Shipping Instructions

Ship Frozen

Specimen Required

Patient Preparation:

1. Patient should be fasting 10 to 12 hours prior to collection of specimen.

2. Patient should not be on any medications or supplements that may influence Cholecystokinin (CCK), Glucose, Growth Hormone, Insulin and/or Somatostatin levels, if possible, for at least 48 hours prior to specimen collection.

Supplies: Special ISI GI preservative plasma tube T125

Container/Tube:

Collection: Special ISI GI preservative plasma tube (T125).

Submission Container/Tube: Plastic vial

Specimen Volume: 3 to 5 mL

Collection Instructions:

1. Draw 10 mL of blood in special ISI GI preservative plasma tube (T125).

2. Centrifuge specimen in refrigerated centrifuge as soon as possible.

3. Send 3 to 5 mL plasma frozen.