Beta-2 Glycoprotein Antibodies, IgM

Alternative Names/Synonyms	B2G IgM, Anti-B2G, Anti-B2G Antibody, Phospholipid Antibodies
Laboratory	Core Laboratory & Transfusion Medicine
Sub-section	Biochemistry
Specimen Type	Blood
Test Code	B2GM

Clinical Significance (If applicable)

Assisting in diagnosing anti-phospholipid syndrome and systemic lupus erythematosus.

Estimating risk of thrombosis or pregnancy-related morbidity in patients with systemic lupus erythematosus.

Specimen Requirements (Sample Type)

Serum

Specimen Requirements (Volume (mL))

0.5 mL

Specimen Requirements (Tube Type)

Serum (Gold SST)
Collection Containers – Tube Types

Collection Requirements

Collection Instructions

Sample Stability

Room Temperature: 48 hours

Fridge: 8 weeks @ 2-8°C

Freezer: 1 year @ -20°C

Cause for Rejection

Specimen Acceptability and Transport Guidance

Instrument, Methodology

BIO-FLASH, immunoassay

Test Availability

Weekdays

Routine Turnaround Time

1 week

Reference Ranges

< 20 CU

In case of discrepancies, always interpret results using reference ranges as stated on laboratory reports and/or electronic patient chart.

Laboratory Contact Information

416-586-4800 extension 4688