ARUP's Laboratory Test Directory
| 0051190: Chlamydia pneumoniae Antibody, IgM by ELISA |
| Test Mnemonic: CPNEU M | |
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Methodology: Enzyme-Linked Immunosorbent Assay
Performed: Tue, Thu Reported: 1-6 days |
| Specimen Required: | |
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Collect: One 4 mL SST or plain red.
Transport: 0.5 mL serum at 2-8°C. (Min: 0.1 mL) Submit specimen in an ARUP Standard Transport Tube. Remarks: Separate serum from cells ASAP. 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." Unacceptable Conditions: Lipemic, hemolyzed, icteric, turbid, bacterially contaminated, or heat inactivated specimens. Stability: After separation from cells: Ambient 2 days; Refrigerated: 2 weeks; Frozen: 1 year |
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| Reference Interval: |
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1.39 IV or less: Negative - No significant level of C. pneumoniae IgM antibody detected. 1.40-1.50 IV: Equivocal - Questionable presence of C. pneumoniae IgM antibody detected. Repeat testing is suggested after 2-4 weeks. 1.51 IV or greater: Positive - IgM antibodies to C. pneumoniae detected, which may suggest current or recent infection. |
| Interpretive Data: | |
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Extensive crossreactivity exists between Chlamydia species. Therefore, if the clinical diagnosis is unclear, IFA testing for all three species is recommended.
Please refer to Statement A in the Compliance Statements section in the front of the Laboratory Test Directory. |
| CPT Code(s): | |
| 86632 |