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PDAT
DIRECT ANTIGLOBULIN IGG + C3D

Test Code PDAT 
Test DIRECT ANTIGLOBULIN IGG + C3D 
Methodology Agglutination with polyspecific Anti-IgG and Anti-C3d Antisera 
Description Useful for the detection of complement and IgG bound to patient's RBCs. 
Specimen Draw blood in a lavender/pink-top (EDTA) tube, and send 7.0 mL of EDTA whole blood.

NOTE: TUBE MUST BE LABELED WITH FULL NAME OF PATIENT (LAST, FIRST [DO NOT USE NICKNAMES]), DATE OF BIRTH AND/OR IDENTIFICATION NUMBER, DATE OF COLLECTION, AND INITIALS OF PERSON DRAWING SPECIMEN. 

Reference Values Negative
If the DAT, polyspecific is positive, will reflex to DAT-IgG and DAT-C3d at an additional charge. If DAT-IgG is positive an RBC elution may be performed at an additional charge. 
Analytic Time 1 Day (May be longer if DAT is positive) 
Day(s) Test Set Up Monday through Sunday 
CPT Code(s) 86860  RBC elution, if indicated
86880  DAT, each antisera