December 2018: Changes to RETAB, IA2AB, and PNHPNL Testing

Special Communication

Changes to RETAB, IA2AB, and PNHPNL Testing

Reticulin IgA and IgG Antibodies (RETAB)

Effective December 31, 2018.

Specimen Requirements

Volume:
0.8 mL, serum

Minimum Volume:
0.4 mL, serum

Collection Container:
Gold BD Hemogard™ Serum Separation Tube (SST)™

Alternate Container:
Red BD Hemogard™ Serum Tube

Specimen Instructions:
Centrifuge the specimen, then aliquot serum into a standard, non-sterile aliquot tube.

Transport Temperature:
Refrigerated

 

Insulinoma-Associated Antibody 2 (IA2AB)

Effective January 11, 2019.

Specimen Requirements

Volume:
0.5 mL, serum

Minimum Volume:
0.1 mL, serum

Collection Container:
Gold BD Hemogard™ Serum Separation Tube (SST)™

Transport Temperature:
Frozen

Stability

Ambient:
8 hours

Refrigerated:
48 hours

Frozen:
14 days

Other Information

Methodology:
Enzyme-Linked Immunosorbent Assay (ELISA)

Reference Range:
< 7.5 U/mL

Paroxysmal Nocturnal Hemoglobinuria (PNH) Panel by FCM (PNHPNL)

Effective January 15, 2019.

Stability

Ambient:
48 hours

Refrigerated:
Unacceptable

Frozen:
Unacceptable

Any additional information will be included in a future Technical Update.  If you have any questions about these changes, please contact Client Services for assistance.