Immunoglobulin G Index, CSF
Code: 300495
Keywords/Mnemonics:
Updated: 09/17/2007
| Specimen Required: | Both serum and cerebrospinal fluid (CSF) are required:
1 plain red top tube or 1 gold serum gel tube. Send 1.0 mL (minimum volume 0.5 mL of serum refrigerated.
1.0 mL (minimum volume 0.5 mL) of spinal fluid. Send refrigerated. |
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| Patient Prep: | None |
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| Days Performed: | Daily |
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| Methodology: | Nephelometry |
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| CPT Code(s): | 82040 Albumin, serum
82042 Albumin, spinal fluid
82784 x 2 IgG, serum and spinal fluid |
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