Proteinase 3 Autoantibodies




Test Mnemonic

ANCAC

CPT Codes

  • 83516 - QTY (1)

Aliases

  • CANCA
  • PR3
  • Protease 3 Antibody
  • Serine Protease 3

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2 mLSerumSST (Gold) Refrigerated 

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mL     

Stability

Environmental Condition Description
Ambient1 day
Refrigerated7 days
Frozen30 days

Days Performed

Mon - Fri

Turnaround Time

1 - 4 days

Methodology

Name Description
Multiplex 

Reference Range

Proteinase 3 Ab
Sex Age From Age To Type Range Range Unit
   Years99 YearsNormal< 1.0AI

Special Info

Avoid repeat freeze/thaw cycles.

Clinical Info

This test is used as an aid in diagnosis of patients with autoimmune vasculitidies. The final interpretation should be done in conjunction with ANCA IFA test results and clinical correlation.