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HelpTest Code LAB7381 B and T Cell Gene Rearrangement Analysis, Diagnostic
Performing Section
PRECISION DIAGNOSTICS
Specimen Type
Whole Blood or Bone Marrow/Purple Top Tube (K2 EDTA). Tissue (Fresh Frozen, Paraffin Embedded (FFPE) or RPMI)
Specimen Volume
Optimal Volume: 4.0 ml Minimum Volume: 0.5 ml Formalin-fixed, paraffin-embedded tissue block preferred or 10 micron unstained slides. (10 count).
TAT
10 days
CPT
81342/81261
Special Collection Notes
Collect specimen according to standard operating procedure
Additional Notes
Reportable range: ≥5% clonal frequency
Method
Next Generation Sequencing
Purpose/Principle
To identify and track clonal T cell receptor gamma (TRG) and B cell immunoglobulin heavy chain (IGH) gene rearrangements using Next-Generation Sequencing (NGS)