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Viral & Infectious Screening

NATURAL KILLER (NK) CELLS LIS Code: NK CELLS

Comprehensive NK cell cytotoxicity blood test to assess immune strength, infection resistance, and cancer surveillance. Evaluate immune function with Vitalync Diagnosis.

→ 15 days → UKAS-accredited lab → No GP referral needed
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Profile Price
£174
Results in
15 days
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Sample
Blood
£174
+ £25 phlebotomy fee per visit
📞 Call 020 3633 2371 💬 WhatsApp Us
or
Order an at-home test kit
⏱ Results in 15 days
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Phlebotomy Fee: £25
A one-off £25 phlebotomy fee applies per visit — this covers your blood draw regardless of how many tests or profiles you book in the same appointment.
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Before your appointment
Patients need to attend Patient Reception by 12.00 at the latest, Mondays – Tuesdays. Samples cannot be accepted on Thursdays, Fridays, Saturdays or Sundays. Please call Medical Diagnosis on 0208 451 93 73 to confirm an appointment.

What's included in this profile

NK CD3/16/56

About this profile

The Natural Killer (NK) Cell Cytotoxicity Test measures the ability of NK cells to destroy virus-infected or cancerous cells. As a key part of the immune system, NK cells play a crucial role in identifying and eliminating abnormal or harmful cells. This test provides a detailed assessment of immune strength and helps evaluate the body’s natural defense mechanisms against chronic infections and cancer.

Why it is important to check this marker:
Measuring NK cell cytotoxicity helps identify immune system imbalances, chronic infections, and potential cancer risks. Low NK cell activity can indicate reduced immune surveillance, making the body more vulnerable to infections or tumor growth.

Indications for testing:
Cancer surveillance: Assesses NK cell performance in identifying and eliminating cancer cells.
Chronic infections: Evaluates immune response in conditions like HIV, Epstein-Barr virus, or herpes.
Immunodeficiency: Detects compromised immune function in individuals with frequent or persistent infections.
Autoimmune disorders: Monitors NK cell involvement in autoimmune or inflammatory conditions.

What can be detected:
Immune dysfunction: Low NK cell cytotoxicity may point to weakened immune response or imbalance.
Chronic infection or malignancy: Reduced NK cell activity may suggest limited defense against chronic viral infections or cancer development.
Autoimmune or inflammatory abnormalities: Abnormal NK cell levels can be linked to immune overactivation or regulatory issues.

The NK Cell Cytotoxicity Test provides a critical insight into immune health, aiding early detection of immune deficiencies, chronic disease risks, and overall immune performance.

Our Professional Services Our diagnostic testing is carried out by Medical Diagnosis, a UKAS ISO 15189 accredited laboratory, ensuring all results meet the highest UK standards of quality and accuracy. Clinical consultations and treatments, including Testosterone Replacement Therapy (TRT) and Weight Management programmes, are delivered through Medical Diagnosis Victoria, which is registered with the Care Quality Commission (CQC). All clinical services are provided by GMC-registered doctors with extensive experience, following thorough medical assessment in line with UK regulatory standards.
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