17 days
Immunoassay (IA)
Accredited Laboratory Partner
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Assesses risk of PML in patients on immunomodulatory therapy via JC virus antibodies.
Serum or Plasma
0.5 mL
Red-top Tube OR Lavender 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 |
|---|---|
| Room temperature | 7 days |
| Refrigerated | 14 days |
| Frozen | 90 days |