Collect: Lavender (EDTA) or bone marrow (EDTA) OR tissue.
Specimen Preparation:Whole blood: Transport 5 mL. (Min: 1 mL) OR Bone marrow: Transport 3 mL. (Min: 1 mL) OR Fresh tissue: Freeze immediately. Transport 100 mg or 0.5-2.0 cm3 tissue OR FFPE tumor tissue: Formalin fix (10 percent neutral buffered formalin) and paraffin embed tissue. Protect from excessive heat. Transport tissue block or four 10-micron shavings. Tissue block will be returned after testing. Transport tissue (frozen or paraffin) in a tissue transport kit (ARUP supply #47808) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Storage/Transport Temperature:Whole blood OR Bone marrow: Refrigerated. Fresh tissue: Frozen on dry ice. FFPE tumor tissue: Room temperature or refrigerated. Ship in cooled container during summer months.
Unacceptable Conditions: Serum. Frozen whole blood or bone marrow. Clotted or grossly hemolyzed specimens. Specimens fixed/processed in alternative fixatives or heavy metal fixatives (B-4 or B-5) or tissue sections on slides. Decalcified specimens.
Stability (collection to initiation of testing):Whole blood OR Bone marrow: Ambient: 24 hours; Refrigerated: 5 days; Frozen: Unacceptable Fresh Tissue: Ambient: Unacceptable; Refrigerated: 2 hours; Frozen: 1 year FFPE tumor tissue: Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable
Interpretive Data:
Refer to report.
Refer to Statement B under Testing Information at http://www.aruplab.com.
CPT Code(s):
81342, G0452
Cross References:
T Cell Gamma (T-Cell Clonality Screening Assay by PCR, Fluid), T Cell Gene Rearrangement (T-Cell Clonality Screening Assay by PCR, Fluid), TCRG (T-Cell Clonality Screening Assay by PCR, Fluid)
