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Test Code SYPHD Syphilis Antibodies 

Important Note

All positive (POS) and equivocal (EQ) results will be forwarded to the Michigan Department of Health and Human Services laboratory for confirmatory testing at no charge.

EHR Test Codes

  Test Code Test Name
Atlas SYPDH Syphilis Screen, Treponemal Ab Total, RPR
Cerner SYPA Syphilis Antibodies 

 

Specimen Requirements

Preparation of Patient: 

None

 

Container Type: 

Gold Top SST Gel & Clot Activator Tube

Specimen Type:

Serum

 

Specimen Volume: 

2.5 mL of Serum minimum 1.0 mL of Serum

 

Specimen Handling/Transport:

Separate serum from cells within 2 hours of collection.

Transport refrigerated 2-8°C.

 

Specimen Stability/Storage:

8 hours ambient room temperature

5 days refrigerated 2-8°C

 

Specimen Rejection:

Gross Hemolysis

Gross Lipemia

Performing Laboratory

Munson Medical Center Laboratories

Chemistry Department

Priority, Frequency, & Turnaround

Priority:

Non-Emergent

 

Frequency:

Monday through Sunday

 

Turnaround:

0-1 Days

Methodology

Chemiluminometric Immunoassay (CLIA)

Reporting

Reference Range:

Negative

 

 

Interpretation:

The cut-off value discriminating between the presence and the absence of Treponema pallidum total antibodies has an Index value of 1.0.

  • Samples with Treponema pallidum antibody levels < 0.90 Index should be graded Negative
  • Samples with Treponema pallidum antibody levels ≥ 1.10 Index should be graded Positive
  • Samples with Treponema pallidum antibody levels ≥ 0.90 Index and < 1.10 Index should be graded Equivocal and must be retested. Samples which are positive at the second test should be considered positive. Samples which are negative at the second test should be considered negative. 

 

All positive (POS) and equivocal (EQ) results will be forwarded to the Michigan Department of Health and Human Services laboratory for confirmatory testing at no charge.

 

Critical Decision:

None

Clinical Significance

Syphilis is a disease, usually sexually transmitted, caused by infection with the spirochete bacterium Treponema pallidum.

CPT Code(s)

86780