Pathology Handbook

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MASSFIX

Alternative Names:

EXENT
GAM Assay

Laboratory:

Clinical Biochemistry

Test Code:

MASSFIX

Specimen Types:

Blood

Container Types:

SST

Adults Volume or Mass:

1 mL

Minimum/Paediatric Volume or Mass:

0.5 mL

Collection & Request Instructions:

Please complete the MassFix request form for Alfred Pathology and send with referral.

Transport Instructions between Sites and/or Laboratories:

RoomTemp within Alfred/Esky from External sites

Assay Frequency:

Weekly

Billing Information:

Please note there is an out-of-pocket fee of $350 AUD, payable by the patient or requesting health service.

Additional Notes:

Monoclonal immunoglobulin analysis by MALDI-TOF mass spectrometry (EXENT system by Binding Site, part of ThermoFisher Scientific). The test enables unique identification, isotyping and quantification of paraproteins for the purpose of monitoring multiple myeloma and other plasma cell dyscrasias.