REF MISC

Vedolizumab and Anti-Vedo Ab

Performing Lab:
Referral Laboratory
Patient Preparation:

1. For 12 hours before specimen collection do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.

2. Nivolumab (Opdivo) must be discontinued at least 4 weeks prior to testing for vedolizumab quantitation in serum.
 

Container Type:
Plain red top (preferred) or serum gel tube
Specimen Type:

Serum 

Preferred Volume:
1.5 mL
Minimum Volume:
0.75 mL
Collection Procedure:

1. Draw blood immediately before next scheduled dose (trough specimen).

2. Centrifuge and aliquot serum into a plastic vial within 2 hours of collection.
 

Store and Transport:
Refrigerated
Stability:
  • Refrigerated - 28 days
  • Frozen - 28 days
     
CPT Codes:

80280, 82397

Method:
VEDOL: Liquid Chromatography Mass Spectrometry (LC-MS/MS)

VEMAB: Electrochemiluminescent Bridging Immunoassay
Reflex Test :

Lab Personnel

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