ARUP's Laboratory Test Directory
| 0050503: Coxsackie A9 Virus Antibodies by CF |
| Test Mnemonic: COX A9 | |
|
Methodology: Complement Fixation
Performed: Mon-Fri Reported: 2-5 days |
| Specimen Required: | |
|
Collect: One 4 mL SST.
Transport: 1 mL serum at 2-8°C. (Min: 0.5 mL) Submit specimen in an ARUP Standard Transport Tube. Pediatric Collection/Transport: 0.3 mL serum at 2-8°C. Remarks: Separate serum from cells ASAP. Acute and convalescent specimens should be labeled as such; parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Please mark specimen plainly as "acute" or "convalescent." Unacceptable Conditions: Severely lipemic, hemolyzed, or contaminated specimens. Stability: After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles) |
|
| Reference Interval: |
| < 1:8 |
| Interpretive Data: | |
|
Single positive antibody titers of greater than 1:32 may indicate past or current infection. Seroconversion or an increase in titers between acute and convalescent sera of at least fourfold is considered strong evidence of current or recent infection.
|
| CPT Code(s): | |
| 86658 |