Blood Group
Private Blood Group testing in London for £60, identifying your ABO and Rh blood type with results expected in around 1–2 days.
Turnaround time
1-2 business days
Biomarkers count
1
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Overview of the Blood Group Test
The Blood Group test identifies your ABO blood group and Rh blood-group status, providing important information used in transfusion medicine, pregnancy care and other clinical settings.
The test assesses 1 laboratory marker: Blood Group.
The ABO blood-group system classifies blood as A, B, AB or O according to which antigens are present on the surface of red blood cells.
Blood plasma also naturally contains antibodies against certain ABO antigens that are not present on a person's own cells.
This is why accurate ABO matching is critical during blood transfusion.
Giving incompatible blood can cause a serious immune transfusion reaction.
The Rh blood-group system includes several antigens, but the RhD antigen is particularly important clinically.
People whose red blood cells express RhD are commonly described as Rh positive.
Those without the RhD antigen are described as Rh negative.
Rh status is particularly relevant during pregnancy.
An Rh-negative pregnant person carrying an Rh-positive fetus can potentially develop antibodies against fetal red blood cells following sensitising exposure.
Modern antenatal care uses blood-group testing, antibody screening and Anti-D prophylaxis where appropriate to reduce this risk.
A standard Blood Group test identifies blood type.
It is not the same as an Indirect Coombs test, which looks for circulating red-cell antibodies.
It is also not a crossmatch, which is performed when compatibility with a specific donor unit needs to be established before transfusion.
Knowing your blood group can be useful, but laboratory confirmation may still be required before transfusion or other procedures even if you already know your historical type.
What Does the Blood Group Test Check?
The test identifies the ABO and Rh blood-group classification of your red blood cells. This test measures 1 specialist biomarker.
Blood Group
Determines the ABO and Rh blood-group classification, providing clinically important information for transfusion compatibility, pregnancy care and selected medical procedures.
Who May Benefit From the Blood Group Test?
Blood-group testing can be useful whenever documented ABO and Rh status is required or previous records are unavailable.
People who do not know their blood group - Laboratory testing can provide formal identification of ABO and Rh status.
People preparing for pregnancy or antenatal care - Rh status is an important component of pregnancy blood-group assessment.
People who may require surgery - Blood-group information can form part of pre-operative transfusion planning.
People with no accessible previous blood-group records - A new test can provide documented laboratory confirmation.
People who have previously received blood transfusions - Blood-group and antibody information can be relevant to future transfusion planning.
People donating blood or considering donation - Knowing the blood group can provide useful personal information, although donor services perform their own testing.
People requiring overseas or occupational medical documentation - Some organisations request formal blood-group evidence.
People advised to have blood-group testing by a clinician - Laboratory confirmation can be arranged privately where appropriate.
How to Prepare
No dietary preparation is required.
A known historical blood group should still be reconfirmed by the treating hospital or transfusion service where blood products are being issued.
Symptoms and Reasons to Consider the Blood Group Test
Blood group itself does not cause symptoms. Testing is performed because the information is clinically useful in specific situations.
Pregnancy planning or antenatal assessment - ABO and Rh status form an important part of pregnancy blood testing.
Preparation for surgery - Blood-group information can support transfusion planning if blood products might be needed.
A previous transfusion history - Formal blood-group records can be relevant when future transfusion is anticipated.
An unknown Rh status - Rh classification can be particularly important in pregnancy.
No available historical records - Private testing can provide a documented blood-group result.
A clinician or hospital has requested confirmation - Laboratory testing can establish blood type before selected procedures.
The need to distinguish blood group from antibody screening - An Indirect Coombs test is required where circulating red-cell antibodies are the clinical concern.
Knowing your Blood Group does not replace formal compatibility testing before a transfusion.
Hospitals and transfusion services generally confirm blood group and perform appropriate antibody screening or crossmatching according to their own safety protocols.
Pregnancy blood-group assessment can also require an Indirect Coombs antibody screen in addition to ABO and Rh typing.
How to Book Your Blood Group Test
The Blood Group test can be booked privately for laboratory confirmation of ABO and Rh blood type.
Choose the Blood Group
Select the individual Blood Group test online.
Select your sample collection option
Choose an in-clinic blood draw or professional home or hotel phlebotomy where suitable.
Attend your appointment
A trained healthcare professional collects the required blood sample.
Laboratory analysis
Your red blood cells undergo laboratory blood-group typing.
Receive your results securely
Your authorised Blood Group result is delivered securely for your records.
When Will I Receive My Results?
Results are expected approximately 1–2 days after laboratory receipt for routine Blood Group testing.
The specimen undergoes ABO and Rh typing together with laboratory quality-control and result authorisation.
Turnaround begins when the specimen reaches the laboratory rather than necessarily from the exact time the blood sample is collected.
Hospital transfusion services may repeat blood-group testing independently before issuing blood products.
Understanding Your Results
Your report will identify your ABO blood group and Rh status according to the laboratory method used.
The ABO result will generally be A, B, AB or O.
The Rh result will commonly be reported as positive or negative according to whether the RhD antigen is detected.
For example, somebody may be reported as A positive, O negative or AB positive.
The result does not show whether clinically significant circulating red-cell antibodies are present.
An Indirect Coombs test, also called an indirect antiglobulin test, is used for that purpose.
Blood group is inherited genetically and normally remains stable throughout life.
Rare circumstances, including certain stem-cell transplants, can alter or complicate blood-group findings.
Transfusion services follow strict compatibility and confirmation procedures and should not rely solely on a previous private result when blood products are being issued.
Why Book With London Blood Tests?
London Blood Tests provides convenient private Blood Group testing for people who require documented ABO and Rh status.
Identifies ABO blood group - Determines whether the blood group is A, B, AB or O.
Identifies Rh status - Determines clinically important Rh classification.
Relevant to pregnancy care - Rh status plays an important role in antenatal blood-group assessment.
Useful before selected medical procedures - Blood-group information can support wider transfusion planning.
Can complement antibody screening - An Indirect Coombs test can assess circulating red-cell antibodies where required.
Professional sample collection - Clinic and suitable home or hotel blood collection appointments are available.
Secure laboratory reporting - Your authorised Blood Group result is supplied securely.
Clear pricing - The Blood Group test costs £60.
Private Blood Group Test in London
London Blood Tests provides private Blood Group testing for people who want formal laboratory confirmation of ABO and Rh status.
The test costs £60 and assesses 1 laboratory marker: Blood Group.
Results are expected approximately 1–2 days after laboratory receipt.
Blood-group testing is useful for personal records, pregnancy and selected clinical requirements but does not replace hospital crossmatching or antibody screening before transfusion.