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Test Compendium

8153: B-CELL CD20 EXPRESSION

Test Code

  • 8153

Test Synonym

  • CD20 (RITUXAN SENSITIVITY)

Minimum Volume

  • 5 mL

Specimen Requirements

  • Whole Blood

Container

  • Green Top Tube, Lavender Top Tube

Storage

  • Ambient

Turn Around Time

  • 7 days

Special Instructions

  • Green Top (sodium heparin) tube; alternate Lavender-top (EDTA) tube ship to referral lab within 24-36 hours of collection

Additional Information

  • Green Top (sodium heparin) tube; alternate Lavender-top (EDTA) tube NOTE: Specimen should be received at lab within 24 hours of collection. Please provide clinical history, differential diagnosis, and any relevant pathology report. Draw Monday through Wednesday ONLY.

Specimen Stability

  • Ambient: 48 Hrs Refrigerated: 48 Hrs Frozen: