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Utah Public Health Laboratory

Syphilis IgG

Fee: Please refer to fee schedule

Ordering Recommendation

 

Performed

Tuesday, Friday

Methodology

Enzyme-linked Immunosorbent Assay (ELISA)

Reported

1-3 Days

Specimen Required

  • Collect: Minimum of 1 mL serum. Collect in Vaccutainer tube (gold, tiger or red top only).
  • Specimen Preparation: Allow blood to completely clot, spin at 3200 rpm for 10 minutes to remove lipids and bacterial contaminants. You may submit the blood sample as is if you do not have a centrifuge. Do not freeze whole blood.
  • Storage/Transport Conditions: Room temperature or refrigerated (do not freeze). Specimen must be received in our lab within 5 days of collection.
  • Unacceptable Conditions: Frozen
  • Remarks: Sample must be labeled with patient�s full name or unique ID number, and collection date.

Results

Negative, indeterminate, or positive

Interpretive Data

Positive IgG results will reflex to Syphilis Rapid Plasmin Reagin (RPR) testing. Positive RPR testing will reflex to Treponema pallidum Particle Agglutination (TP-PA) testing.

Note

Cross References

Syphilis Rapid Plasmin Reagin (RPR)
Treponema pallidum Particle Agglutination (TP-PA)