Advanced Diagnostic Laboratories

Collect

Serum separator tube or a red top tube.

Specimen Preparation

Separate serum from cells immediately by centrifugation and aliquot into a polypropylene or similar plastic tube.
Preferred volume: 1 mL serum

Pediatric Collection

Minimum Volume: 0.5mL serum

Unacceptable Conditions

Plasma, lipemic, grossly hemolyzed, microbially contaminated specimens, or specimens with visible particulates should not be used.

Storage Transport Temp

Frozen. Send serum Priority Overnight via FedEx and in a well insulated container on dry ice.

Stability

Up to 8 hours ambient or 48 hours refrigerated at 2-8°C. Freeze at or below -20°C for longer storage or shipping.

Performed

Tue

Methodology

ELISA

Reported

7-9 days

Department

Immunology Lab - Diagnostic

Synonyms

Protease 3 AB (Serine Protease AB Anti PR3);Immunoassay (Serine Protease AB Anti PR3);ELISA (Serine Protease AB Anti PR3);PR3AB

Related Tests

Rheumatology/Arthritis: ANA pattern and titer (ANA), C-reactive protein (CRPLA), Anti-cyclic citrullinated peptide antibodies (CCP), Lyme disease Ab (MT), Rheumatoid factor antibody titer (RFQ), Erythrocyte sedimentation rate (ESR), Uric acid (URICX), CD20, pan B cells {Rituxan monitor} (CD20M), Anti-ds-DNA antobody (DNAC), Sjogrens antibody, anti SSA, anti SSB (SSAB/SSBB), Anti-Sci 70 antibodies (SCL70), Anti-neutrophil cytoplasmic Ab (CYNT), Myeloperoxidase Ab (MPOAB)

Reference Interval

Negative <20 units, Weak Positive 21-30 units, Moderate to Strong Positive >30 units

Interpretation

This assay is for the semi-quantitative detection of IgG auto antibodies to Serine Protease 3 (PR3) in human serum.

CPT Code

83516