Toxoplasma IgG Avidity


Sunquest Code:AVIDG  
Epic Code:LAB5635Epic Name:Toxoplasma IgG Avidity
Synonyms:IgG Dye Test
Methodology:Sabin AB, Feldman H.A. Dyes
CPT Code:86777 x2, 86778
Test Includes:IgG dye test and IgM by ELISA
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri; results are reported within 3-7 days.


Collection Instructions

Specimen:Blood
Optimal Volume:6 mL
Minimum\Peds Volume:1.2 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Grossly hemolyzed, icteric, lipemic, or bacterially contaminated specimens.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 3 mL, 0.5 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Lab Sendouts  (Palo Alto Medical Foundation (Toxoplasmosis Serology Lab))


Interpretive

Reference Range:High avidity excludes infection within the previous 4 months.


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