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Laboratory Test Directory

Crohns Prognostic

Components

Name Method Department Units
Crohns Prognostic Multiple methods
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Battery Members

ASCA IgA, ASCA IgG, Anti-OmpC IgA, Anti-CBir1 IgG, Anti-I2, IBD Specific pANCA IFA Perinuclear Pattern, IBD Specific pANCA IFA DNAse Sensitivity, SNP 8, SNP 12. SNP 13

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume
Required

Purple tube (EDTA)

4 mL 4 mL
Required

Red tube, (no anticoagulant), No Gel

6 mL 6 mL
Stability

Room temperature - 1 week(s)
Refrigerated - 1 week(s)

Specimen Preparation

  • Transport to laboratory as soon as possible
  • Do not centrifuge purple EDTA tube

Serum Spun

Container Type Container Size Specimen Volume
Required

Red tube, (no anticoagulant), No Gel

6 mL 3 mL
Stability

Room temperature - 1 week(s)
Refrigerated - 1 week(s)

Specimen Preparation

  • Centrifuge Red Top tube within 2 hours, separate serum and store refrigerated

Reasons for Rejection

  • Not all required tubes submitted

Comments

Serum in a red top and whole blood edta must be collected and sent for testing. Minimum volume will not allow for repeat testing.

CPT Code

  • 83520 (x5)
  • 81401
  • 88346
  • 88350