South Bend Medical Foundation - Your Community Laboratory

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Test Name:
Reticulin IgA Antibody, with Titer if Indicated

• SBMF No:
  44381
• Performance Lab Name:
  ARUP Laboratories
• Test Mnemonic:
  RETIC IGA
• ABN:
  Not required
• CPT Code:
  86255; If indicated, add 86256
• LOINC Code:
  14273-7; 17522-4
• Ref Lab Test No:
  0050698
• Test Includes:
  Reticulin IgA Antibody Screen
  Reticulin IgA Antibody Titer (If indicated)
• Also Known As:
  Anti-Reticulin Antibody, IgA
• Spec Type:
  Serum
• Spec Container:
  Gold top (SST) or red top (serum) tube
• Pref Vol:
  1.0 mL
• Min Vol:
  0.15 mL
• Fasting:
  No
• Spec Collect:
  Routine venipuncture
• Spec Process:
  Clot 30 minutes
  Promptly centrifuge 15 minutes
  Immediately transfer serum to separate plastic tube
• Spec Store Transport:
  Refrigerated
• Spec Stability:
  After separation from cells:
  48 hours room temperature (20-30°C)
  2 weeks refrigerated (2-8°C)
  1 year frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles
• Spec Reject:
  Plasma sample
  Contaminated, hemolyzed, or severely lipemic sample
• Spec Remarks:
  Separate serum from cells ASAP or within 2 hours of collection
• Methodology:
  Semi-Quantitative Indirect Fluorescent Antibody (IFA)
• Clinical Significance:
  Refer to:
  
• Reference Range:
  

  Reticulin IgA Antibody Screen
  < 1:5 No antibody detected

  Reticulin IgA Antibody Titer
  < 1:5 No antibody detected

  Note:
  IgA class reticulin antibodies are found in dermatitis herpetiformis (25%) and celiac disease (60%), but not in other autoimmune problems. IgG class reticulin antibodies are found in other disease states, especially bullous dermatoses, and sometimes in normal patients.

  All positives are titered to endpoint. If Reticulin Antibody is 1:5, then a titer will be added. Additional charges apply

• Day Run:
  Mon-Fri
• Time Reported:
  2-6 days
• Test Type:
  IMMUNOLOGY