Beta 2 Microglobulin (Serum)
Private Beta 2 Microglobulin (Serum) blood test in London for £176, measuring one immune and renal marker with results in around 3 business days.
Turnaround time
3 business days
Biomarkers count
1
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Overview of the Beta 2 Microglobulin (Serum)
The Beta 2 Microglobulin (Serum) blood test measures beta-2 microglobulin, commonly abbreviated to B2M.
Beta-2 microglobulin is a small protein found on the surface of most nucleated cells and is released into the circulation during normal cell turnover.
The test contains 1 biomarker: Beta 2 Microglobulin (Serum).
B2M is filtered from the blood by the kidneys, meaning serum concentrations are influenced strongly by renal function.
Levels can also increase when immune-cell turnover or activation is increased.
For this reason, elevated Beta 2 Microglobulin is not specific to one condition.
The marker is used in selected haematological disorders, including multiple myeloma and some lymphomas, where it can contribute to prognostic assessment or disease monitoring.
It can also rise with inflammation, infection and reduced kidney filtration.
Beta 2 Microglobulin should therefore not be used as a general cancer-screening test.
Results are most informative when interpreted alongside kidney function, Full Blood Count, protein studies and the specific reason testing was requested.
What Does the Beta 2 Microglobulin (Serum) Test Check?
This test measures 1 biomarker.
Beta 2 Microglobulin (Serum)
Measures serum beta-2 microglobulin, a protein influenced by immune-cell turnover and renal filtration. Increased concentrations may occur in kidney impairment, inflammatory conditions and selected haematological diseases.
Who May Benefit From the Beta 2 Microglobulin (Serum) Test?
This specialist test may be suitable where a clinician requires additional information about immune-cell turnover, renal filtration or a known haematological disorder.
People with known multiple myeloma - B2M can contribute to prognostic assessment and monitoring.
People with selected lymphomas or lymphoproliferative disorders - Levels may reflect disease burden in some conditions.
People with unexplained abnormal protein studies - B2M may be considered alongside other haematology investigations.
People with impaired kidney function - Reduced filtration can raise serum B2M.
People with known haematological disease undergoing monitoring - Trends may provide supplementary information.
People with systemic inflammatory disease - Immune activation can increase the marker.
People with a previous elevated B2M result - Repeat testing may establish whether the abnormality persists.
Specialist-requested B2M testing - The test can be arranged when requested by a haematologist, oncologist or nephrologist.
How to Prepare
Do not interpret Beta 2 Microglobulin independently from kidney function.
Serial values are generally more useful when measured in a consistent clinical context.
Symptoms and Reasons to Consider the Beta 2 Microglobulin (Serum) Test
There is no symptom pattern specific to an elevated Beta 2 Microglobulin result.
Known haematological malignancy requiring monitoring - The marker may be used as part of specialist follow-up.
Unexplained kidney impairment - Renal filtration materially affects B2M concentration.
Abnormal protein electrophoresis or immunoglobulins - B2M may provide additional context in selected plasma-cell disorders.
Persistent systemic inflammatory findings - Inflammation can increase cellular turnover and B2M.
Previous elevated Beta 2 Microglobulin - Repeat testing may help evaluate trends.
Known multiple myeloma with changing clinical status - B2M may form part of a wider reassessment.
An elevated Beta 2 Microglobulin result does not diagnose cancer.
Kidney dysfunction alone can substantially increase the concentration.
Results should therefore always be interpreted with renal function and the wider haematological or clinical picture.
How to Book Your Beta 2 Microglobulin (Serum) Test
Booking your Beta 2 Microglobulin test with London Blood Tests is straightforward.
Choose the Beta 2 Microglobulin (Serum)
Select the test online.
Select your sample collection option
Choose clinic (+£35) or home or hotel phlebotomy (+£60).
Attend your appointment
A trained professional collects the required venous blood sample.
Laboratory analysis
Your sample is analysed for serum beta-2 microglobulin.
Receive your results securely
Your authorised report is delivered securely by email.
When Will I Receive My Results?
The expected turnaround time for the Beta 2 Microglobulin (Serum) test is approximately 3 business days after laboratory receipt.
Additional review may occasionally extend reporting.
Understanding Your Results
An elevated B2M result can reflect reduced renal filtration, increased immune activity or increased turnover of certain haematological cells.
This makes the marker non-specific.
In established multiple myeloma and some lymphomas, the concentration may contribute to staging or prognostic systems alongside other clinical information.
A normal result does not exclude a plasma-cell or lymphoid malignancy.
Kidney function must be considered whenever B2M is interpreted.
Results should therefore be reviewed alongside creatinine, eGFR and relevant haematology investigations.
Why Book With London Blood Tests?
Private Beta 2 Microglobulin testing in London - Access specialist serum B2M testing.
Targeted individual marker - Measure B2M independently when clinically indicated.
Relevant to selected haematological monitoring - Used in multiple myeloma and certain lymphoid disorders.
Useful alongside kidney function - Renal filtration is an important determinant of B2M levels.
Specialist laboratory analysis - Your sample is processed using appropriate biochemical methods.
Clinic and home visit options - Flexible professional phlebotomy is available.
Secure results by email - Receive your authorised result securely.
Clear pricing before booking - The test is priced at £176.
Private Beta 2 Microglobulin (Serum) Blood Test in London
London Blood Tests provides the Beta 2 Microglobulin (Serum) blood test in London for people requiring targeted B2M measurement.
The test costs £176 and measures one biomarker: Beta 2 Microglobulin (Serum).
It should not be treated as a standalone cancer test and is most useful when a clear clinical indication exists.