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Test Code LAB3469 Syphilis Screen

Important Note

•    Patients >6 months, select Syphilis Screen (T. pallidium antibodies)
•    Patients < 6 months with suspected/known maternal exposure, select MISC test for RPR
•    Patients <6 months with unknown maternal exposure, select Syphilis Screen
•    Patients with known Syphilis, select LAB3793 test for monitoring RPR Titers

 

Patients <6 months with an order from an outside provider can be translated to LAB3793, Rapid Plasma Reagin (RPR) Screen with Reflex to Titer, Serum.

Clinical System Name

Syphilis Screen

Description

This test has replaced the RPR Screen for diagnosis of syphilis.

 

Syphilis Screen is a treponemal testing procedure for the qualitative detection of antibodies to T. pallidum to aid in the diagnosis of syphilis.  Reactive results are sent to both Washington State Laboratory and Mayo Medical Laboratories for confirmation with RPR titer.

Synonyms

Syphilis

T. pallidum antibody

treponemal

Syph Scr

 

Sample Requirements

Specimen: Whole Blood

Container(s): Gold SST, Red

Preferred Vol: 3.0 mL

Minimum Vol: 1.0 mL

 

Note: *3 mL is required to have enough specimen to send for both confirmation tests.

Processing Instructions

Reject due to: 

Spin: Y

Aliquot: Y

Temp: 2-8 C

Storage location: Spin blood, transfer 1 mL serum to a plastic aliquot tube affixed with a large computer label. CPA Fridge; FrigF Rack. 

Off-site collection: Spin blood, transfer 1 mL serum to a plastic aliqout container, refrigerate.

Stability

Specimen Type Temperature Time
After separation from cells/serum separator Room Temp 3 d
  Refrigerated 7 d
  Frozen 2 m

 

Availability

STAT Performed TAT
N M-F 1 - 3 d

 

For requests outside of stated availability, please contact the Chemistry Lab (206-987-3694).

Performing Laboratory

Seattle Children's Laboratory

Department

Department: Chemistry 

Location: Chem 

Phone Number: (206) 987-2617

CPT Codes

86780

Methodology

Method: Immunoassay on Bioplex 2200

Analytical Volume:  0.1 mL

Limitations: 

Reference Range

 

Non-reactive