CSF Protein
10 days
Isoelectric focusing (IEF) and immunoblotting on agarose gel
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Detects oligoclonal IgG bands in CSF. Supports multiple sclerosis diagnosis.
Cerebrospinal fluid (CSF) and serum, collected at the same time
0.5 mL CSF and 0.5 mL serum
Red-top tube or gel-barrier tube and plastic (CSF) 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.
Spinal tap and venipuncture.
| Temperature | Period |
|---|---|
| Room temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 180 days |
| Freeze/thaw cycles | Stable x3 |