24 days
Direct radioimmunoassay
Accredited Laboratory Partner
Contact Technical Support
Gastrointestinal hormone that regulates motility. Measured in GI motility disorders.
Serum or Plasma
3 mL
Lavender-top (EDTA) tube
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.
| Temperature | Period |
|---|---|
| Frozen | Contact Technical Support |