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Test Number:
  • 882
Test Alias:
  • Ankylosing Spondylitis
  • Human Leukocyte Antigen B27
Preferred Specimen:
  • Whole blood
Container Type:
  • Heparin/Green Top
Alternative Specimen:
  • Whole blood from ACD Yellow Top or EDTA/Lavender Top
  • 5 mL
Collection Instructions:
  • It is essential that ethnic origin be included in space provided on the requisition. Do not Freeze or Refrigerate. For optimal results, specimen must reach the laboratory within 24 hours of collection. Affix "Do Not Refrigerate" label on specimen bag.

    For New York State clients, stability for Lavender top (EDTA) is 30 hours and Yellow top (ACD)/Green top (Sodium Heparin) is 48 hours.

Transport Temperature:
  • Ambient
Specimen Stability:
  • Room temperature: 3 days
  • Refrigerated: 3 days
  • Frozen: Unacceptable
CPT Code:
  • 86812
Reject Criteria:
Reference Range:
Report Available:
  • 3 days

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