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Test Code TPPA Treponema pallidum Particle Agglutination Assay, Serum LAB1197


Particle Agglutination

Test is to confirm positive syphilis screening (RPR, VDRL, etc.).

Performing Laboratory

State Hygienic Laboratory (SHL)-Iowa City

Specimen Requirements

Container/Tube: Gold-top serum gel tube or plain, red-top tube
Specimen: 1 mL (minimum volume: 0.5 mL) of serum

Transport Temperature: Refrigerate

Reference Values


Day(s) Test Set Up

Monday through Friday

Test Classification and CPT Coding