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    CD 19, Flow Cytometry5322289046% off
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    What Is a CD 19, Flow Cytometry Test?

    The CD19 blood test measures the level of CD19, a protein found on the surface of B cells, which are white blood cells essential for immune system function. CD19 helps regulate B cell activities, including growth, division, and immune responses. This protein is present in both normal B cells and in some cancers, particularly those related to B cells, such as leukaemia and lymphoma.

    The primary use of the CD19 blood test is to detect and monitor B-cell-related cancers, including:

    • B-cell Acute Lymphoblastic Leukaemia (B-ALL): A cancer where abnormal B cells multiply without control.

    • Chronic Lymphocytic Leukaemia (CLL): A blood and bone marrow cancer, more common in older adults.

    • B-cell Lymphomas: Lymphatic system cancers that involve B cells.

    Since CD19 is expressed on the surface of most B-cell tumours, this test can assist in detecting abnormal B cells and monitoring disease progression or spread. CD19 levels differ among various cancers: elevated levels are found in breast, liver, pancreatic, and adrenal cancers, while lower levels are associated with cervical cancer and sarcoma, potentially leading to worse outcomes. The CD19 Marker Flow Cytometry test can also predict a patient's potential response to treatment. Beyond cancer, CD19 has been linked to other conditions, including psoriasis and major depressive disorder (MDD), through immune pathway regulation.

    For residents in Delhi, home testing for CD19 is available, offering convenient sample collection and fast result delivery.

    CD 19, Flow Cytometry Test Parameters

    The CD19 test measures a single factor: the presence of CD19 protein on B cells in the blood. CD19 is located on the surface of B cells and plays a key role in enabling B cells to respond appropriately to infections. It works in tandem with other proteins, including the B cell receptor (BCR), to trigger B cell activation when needed. This process helps B cells grow and produce antibodies to defend against infections.

    CD19 appears at different stages of B cell development, from the bone marrow, where B cells originate, to the spleen, where they mature. It is crucial for the proper functioning and development of B cells. Beyond its immune role, CD19 is also present in various B-cell cancers, such as leukaemia and lymphoma, assisting in both diagnosis and treatment. Since CD19 is unique to B cells, it is targeted by certain therapies that utilise the body’s immune cells to attack cancer.

    CD 19, Flow Cytometry Test Preparation

    To get ready for the CD19 test, take note of the following:

    • Prerequisites No specific prerequisites, such as fasting, are required for the CD19 test.

    • Best Time to Get Tested The CD19 test can be done at any time of day that suits your schedule.

    • Who Should Get a CD19 Test? This test is highly recommended for people with frequent infections, suspected immune system disorders, autoimmune conditions, or B cell cancers like leukaemia and lymphoma, to assess their immune health and monitor disease progression.

    • Cautions Before Taking a CD19 Test There are no special precautions to consider before the test.

    Why Take the CD 19, Flow Cytometry Test?

    The CD19 test is used to identify and monitor specific diseases, particularly those affecting B cells. It is valuable for the following:

    • Identifying Blood Cancers : Certain cancers, including acute lymphoblastic leukaemia (ALL), chronic lymphocytic leukaemia (CLL), and B-cell lymphomas, are associated with high levels of CD19. This test helps detect these cancers early.

    • Distinguishing Between Lymphoma Types : Different types of lymphoma (blood cancers) have different CD19 levels. The test is essential for identifying the exact type, which helps guide treatment decisions.

    • Monitoring Cancer Growth : For patients receiving treatment for blood cancers, this test reveals whether the disease is improving or worsening over time.

    • Predicting Cancer Prognosis : Some cancers, such as cervical, rectal, and sarcoma cancers, show lower CD19 levels when more advanced, helping assess disease severity.

    • Researching Other Cancers : Elevated CD19 levels have been detected in cancers like breast and liver cancer.

    The CD19 Marker Flow Cytometry test is important for diagnosing, monitoring, and researching cancers by detecting changes in B cells, assessing disease progression, and identifying cancer types.

    FAQs on the CD 19, Flow Cytometry Test in Delhi

    The CD19 test in Delhi is available for ₹2890. This price includes fast home sample collection, which will occur within 60 minutes of your booking. Results will be provided within 96 hours after the sample is taken.

    Yes, Orange Health Labs offers home sample collection for the CD19 test. Following your booking, a trained eMedic professional will arrive at your home within 60 minutes to collect the sample.

    A CD19 test is performed to measure B cell function, which is essential for diagnosing conditions like immune system disorders, infections, and particular blood cancers, including lymphoma and leukaemia.

    No, there is no need to fast before the CD19 test, so you can take the test without any particular preparation.

    To book a CD19 test with Orange Health Labs, just follow these easy steps:

    • Search for the Test : Look for the "CD19 test" and choose the Orange Health Labs option from the listings.

    • Confirm Your Booking : Complete your details, select your location, and pick a time that suits you for sample collection.

    • Sample Collection : A trained eMedic will visit your home or office to collect the blood sample.

    • Analysis and Results : The sample will be processed in our NABL-accredited, ICMR-approved lab, and you will receive the results via email or WhatsApp within 96 hours after collection.

    The normal range for CD19 test results is 4.6–22.1% for the % CD19 cells, and 56.6–417.4 cells/µL for the absolute count of CD19 cells in the blood.

    You can expect the test results to be available within 96 hours after the sample has been taken.

    The frequency of the CD19 test is determined by your particular health condition and the advice provided by your doctor.

    The CD19 test evaluates the percentage and absolute count of CD19 cells found on the surface of B cells in your blood.

    The CD19 test is available in several areas across Delhi, including but not limited to Chandni Chowk, Connaught Place, Defence Colony, Dwarka, Greater Kailash, Green Park, Hauz Khas, Janakpuri, Rajouri Garden, Rohini, Safdarjung Enclave, Shahdara, South Extension, Kalkaji, Karol Bagh, Lajpat Nagar, Malviya Nagar, Mayur Vihar, Nehru Place, Preet Vihar, and Vasant Kunj.

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    References

    1. Wang K, Wei G, Liu D. CD19: a biomarker for B cell development, lymphoma diagnosis and therapy. Experimental Hematology & Oncology.  Available from:  https://ehoonline.biomedcentral.com/articles/10.1186/2162-3619-1-36
    2. Zhou B, Wu T, Li H, Yang J, Ma Z, Ling Y, et al. Identification of CD19 as a shared biomarker via PPARγ/β-catenin/Wnt3a pathway linking psoriasis and major depressive disorder. Journal of Affective Disorders.  Available from:  https://www.sciencedirect.com/science/article/abs/pii/S0165032724013958
    3. CD19 - an overview | ScienceDirect Topics [Internet].  Available from:  https://www.sciencedirect.com/topics/biochemistry-genetics-and-molecular-biology/cd19