N-methyl-D-Aspartate Receptor Antibody, IgG, CSF
| Abbrev Code: | NMDACF | ||
| Order Code: | LAB6654 | Order Name: | N-methyl-D-Aspartate Receptor Antibody, IgG, CSF |
| Methodology: | Semi-quantitative indirect fluorescent antibody | ||
| CPT Codes: | 86255 x1, 83256 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-6 days. | ||
| Compliance: | This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes. |
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Collection Instructions
| Specimen: | CSF |
| Optimal Volume: | 0.5 mL |
| Minimum\Peds Volume: | 0.15 mL |
| Container: | Sterile tube Alternate Containers: Plastic leakproof container, sterile |
| Causes for Rejection: | Contaminated, hemolyzed or severely lipemic specimens. |
Processing and Shipping
| Specimen Processing: | Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 2005164 |
Interpretive
| Reference Range: | Less than 1:1 If NMDA CSF antibody IgG is positive, then an NMDA CSF antibody IgG titer is reported. |
| Use: | Confirm diagnosis of anti-NMDAR encephalitis. |
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