ARUP's Laboratory Test Directory

Bordetella pertussis Antibody, IgG by ELISA with Reflex to Immunoblot : 2001768

Mnemonic: BORDG

Methodology: Semi-Quantitative Enzyme-Linked Immunosorbent Assay/Qualitative Immunoblot
Performed: Tue
Reported: 1-8 days
Specimen Required: Collect: Serum separator tube.

Specimen Preparation: Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.1 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Contaminated, heat-inactivated, hemolyzed, or severely lipemic specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

Reference Interval:
Test Number Components Reference Interval
Bordetella pertussis Antibody IgG by ELISA 0.9 U/mL or less: Negative - No significant level of detectable Bordetella pertussis IgG antibody.
1.0-2.4 U/mL: Equivocal - Repeat testing in 10-14 days may be helpful.
2.5 U/mL or greater: Positive - IgG antibody to Bordetella pertussis detected, which may indicate a current or past exposure/immunization to B. pertussis.
2004327Bordetella pertussis Antibody, IgG by Immunoblot Negative

Interpretive Data: Refer to report.

Refer to Statement D under Testing Information at http://www.aruplab.com.
Note: If Bordetella pertussis Antibody, IgG by ELISA is 2.5 U/mL or greater, then Bordetella pertussis IgG Immunoblot testing will be added.
CPT Code(s): 86615 Bordetella IgG; if reflexed add 86615 Bordetella IgG Immunoblot
Cross References: Pertussis Antibody (Bordetella pertussis Antibody, IgG by ELISA with Reflex to Immunoblot) , Whooping Cough (Bordetella pertussis Antibody, IgG by ELISA with Reflex to Immunoblot)
 
 

 

 

 
All ARUP Sites:        www.aruplab.com     ·     www.arupconsult.com     ·     www.arup.utah.edu     ·     www.childx.org     ·     www.utahblood.org