Austin Pathology

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Memory B cells (Blood)

Alternate Names
Extended B cell panel, Switched memory B cells, Non-switched memory B cells, Transitional B cells, Plasmablasts
Test Code
MBC
Testing Laboratory
Referred Laboratory
Specimen Type

Blood

Container Type

4 mL EDTA (Purple Top) - DEDICATED

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Lithium Heparin - No Gel (Green Top) - DEDICATED

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Medicare Rebate

Yes

Out of Pocket Costs
None
Ordering Information

Please also request a Full Blood Examination (FBE), as this is required to quantitate absolute values and must be collected at the same time.

If routine analysis is required, please request: Lymphocyte subsets, including B cells. Refer to Lymphocyte Subsets - Flow Cytometry (Blood) for further information.

Collection Instructions
  • Please collect DEDICATED 1 x Lithium Heparin (no gel) tube AND 1 x EDTA tube. 
  • This test is time critical, sample must reach the referral laboratory within 24 hours from collection. 
  • Specimen must only be collected SUNDAY-THURSDAY (afternoon collection, after 3:00 pm). DO NOT COLLECT THE DAY BEFORE A PUBLIC HOLIDAY. 

Instructions for: Metropolitan Collection Centres

  • Specimen can be collected at any metropolitan collection centre. Please refer to instructions above. 

Instructions for: Regional Collection Centres

  • LABORATORY BASED COLLECTION ONLY
Transport Instructions
Transport ambient at room temperature
Storage Instructions
Store ambient at room temperature
Testing Frequency
Monday - Friday
Min Test Volume
500uL
Add On Test Suitability

Add ons for this test cannot be performed.

Container ID
LH, LHW, EW, EWP, CH
CSR Instructions

WHOLE BLOOD SPECIMEN - DO NOT CENTRIFUGE.

Instructions for: Regional Specimen Receptions

  • Forward sample to the Heidelberg Laboratory, Sendouts.

Instructions for: Heidelberg Specimen Reception

  • Place sample in Room Temperature Sendout tub. 
  • If a sample is collected outside of the specified collection timeframe or if dedicated samples are not collected, DO NOT REJECT SAMPLES. Please refer to CSR team leader who will consult with Immunopathologist.

Instructions for: Heidelberg Sendaways

  • Confirm dispatch of sample with Immunopathologist prior to sendaway.
Laboratory Instructions

Instructions for: Heidelberg Sendaways Department

  • FBE to be performed locally. Please forward a copy of the FBE result with the sample.
  • If there are any queries regarding the test or specimen suitability, please discuss with the Immunopathologist.
External Laboratory
Immunology, Royal Children's Hospital
Accredited Test
Yes