Echovirus Antibodies ECHAB
Method(s) | Semi-Quantitative Serum Neutralization |
---|---|
Specimen Required | |
Collect | One 5 mL gold (SST) or plain red top tube. |
Transport | 1 mL serum at 2-8°C. (Min: 0.3 mL) |
Remarks | Separate serum from cells within 2 hours of collection. Acute and convalescent samples must be labeled as such; parallel testing is preferred and convalescent samples must be received within 30 days from receipt of acute samples. Please mark samples plainly as "ACUTE" or "CONVALESCENT." |
Stability | Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles). |
Unacceptable Conditions | Plasma or CSF, contaminated, hemolyzed, or severly lipemic specimens |
Schedule | Mon-Fri |
Billing Code | 5010739 |
CPTCode | 86658 x 5 |
Preferred Specimen Collection Device(s) | |
Reference Interval | |
Echovirus 6: Less than 1:10 Echovirus 7: Less than 1:10 Echovirus 9: Less than 1:10 Echovirus 11: Less than 1:10 Echovirus 30: Less than 1:10 Interpretive Data: Single positive antibody titers of greater than or equal to 1:80 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. |