Rickettsia rickettsii (Rocky Mountain Spotted Fever) Antibodies, IgG & IgM by IFA RRAB

Method(s) Semi-Quantitative Indirect Fluorescent Antibody
Specimen Required
Collect One 5 mL gold (SST) top tube.
Transport

1 mL serum at 2-8ºC. (Min: 0.1 mL)

Stability After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Unacceptable Conditions Severely lipemic, contaminated, or hemolyzed specimens.
Schedule Mon-Fri
Billing Code 5010717
CPTCode 86757x2
Notes Acute and convalescent specimens must 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".
Preferred Specimen Collection Device(s)
Reference Interval
 
Test NumberComponentsReference Interval
0050369 (/Tests/Pub/0050369)Rickettsia rickettsii (Rocky Mountain Spotted Fever) Antibody, IgGLess than 1:64: Negative - No significant level of Rickettsia rickettsii Antibody, IgG detected.
1:64 - 1:128: Low Positive - Presence of Rickettsia rickettsii Antibody, IgG detected, suggestive of current or past infection.
1:256 or greater: Positive - Presence of Rickettsia rickettsii Antibody, IgG suggestive of recent or current infection.
0050372 (/Tests/Pub/0050372)Rickettsia rickettsii (Rocky Mountain Spotted Fever) Antibody, IgMLess than 1:64: Negative - No significant level of Rickettsia rickettsii Antibody, IgM detected.
1:64 or greater: Positive - Presence of Rickettsia rickettsii Antibody, IgM detected, which may indicate a current or recent infection; however, low levels of IgM antibodies may occasionally persist for more than 12 months post-infection.
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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