5,000+
Hospitals/Clinics
India's most trusted health centres
Optional 'You Book, Visit Pays' feature
Cashless coverage from metro to rural
CD3 (Natural Killer Cells)

Get CD3 (NATURAL KILLER CELLS) done in Shibpur, Howrah with GetVisit. This test measures CD3, a protein found on most T lymphocytes, and also assesses natural killer (NK) cells as part of an immune cell check. Home collection where available, transparent pricing, and digital reports across Tikiapara and the city.
What is a CD3 (Natural Killer Cells) Test in Howrah ?
What is CD3 (NATURAL KILLER CELLS)?
This test measures CD3, a protein found on most T lymphocytes, and also assesses natural killer (NK) cells as part of an immune cell check. CD3 marks T cells that coordinate immune responses. Deficiencies develop over months before symptoms appear. Because symptoms like fatigue and hair loss are non-specific, targeted blood testing is the only reliable way to confirm the diagnosis.
What does CD3 (NATURAL KILLER CELLS) measure?
NK cells help destroy infected or abnormal cells. Measuring these cells shows how well your immune system is working. Doctors use results to detect immune deficiency, monitor HIV or chemotherapy effects, evaluate autoimmune disease, or look for blood cancers. Low or high counts can come from infections, medications, bone marrow problems, or inherited immune disorders.
What symptoms suggest CD3 (NATURAL KILLER CELLS) may be needed?
CD3 (NATURAL KILLER CELLS) is generally requested as part of a nutritional status assessment. Doctors commonly investigate this area when someone reports persistent fatigue, hair thinning, brittle nails, bone or joint pain, frequent infections, poor wound healing, numbness or tingling in the hands or feet, and low mood or poor concentration. Whether CD3 (NATURAL KILLER CELLS) specifically is the right test depends on your history and what your doctor is looking for. GetVisit makes testing convenient in Howrah, with partner-lab slots and home collection offered in many areas including Shibpur and Tikiapara.
How is CD3 (NATURAL KILLER CELLS) performed?
GetVisit home collection in Shibpur or Tikiapara, Howrah: a certified phlebotomist arrives at your address at your chosen slot (available from 6:00 AM), brings all sterile single-use equipment, draws the sample, and dispatches it to the NABL-accredited lab. Your digital report is delivered to your GetVisit profile once the laboratory releases it, usually within 24 to 48 hours.
How accurate is CD3 (NATURAL KILLER CELLS)?
Accuracy for CD3 (NATURAL KILLER CELLS) depends on timing: taking the supplement being measured shortly before the test inflates the reading, so hold it for about 48 hours. The partner laboratory processes the sample under its own quality-control procedures; where it is NABL-accredited, that accreditation covers the laboratory and its defined scope.
Are there any risks to CD3 (NATURAL KILLER CELLS)?
There are no significant risks beyond those of a standard blood draw. For your appointment in Shibpur or Tikiapara, Howrah, drink 2 to 3 glasses of water beforehand and stay seated for 2 to 3 minutes afterwards, as vasovagal fainting (rare) is more likely if you are fasting, anxious, or dehydrated. Tell the phlebotomist if you have fainted during previous draws.
Did you know?
Natural killer (NK) cells are typically CD3‑negative; CD3 is a T‑cell receptor complex not expressed on conventional NK cells.
CD3 (Natural Killer Cells) Test Preparation in Howrah
Medication guidance:
Avoid supplements of the nutrient being measured for a day or two before the test; taking one shortly before can inflate the reading.
Diet and fasting:
No fasting is required. Eat and drink as usual, stay well hydrated, and simply avoid alcohol and heavy exercise in the 12 hours before your appointment.
When to book:
Choose a morning slot for the most consistent results. Same-day home collection is offered throughout Howrah, Domjur and Bally included.
What to carry:
Have your doctor's referral and photo ID ready; earlier reports for the same test are useful for tracking trends.
CD3 (Natural Killer Cells) Test Parameters in Howrah
Single standalone test:
CD3 (NATURAL KILLER CELLS). Can be ordered individually or as part of a preventive health package on GetVisit.
Why Take a CD3 (Natural Killer Cells) Test in Howrah ?
When does a doctor order CD3 (NATURAL KILLER CELLS)?
CD3 (NATURAL KILLER CELLS) is usually part of a lymphocyte subset panel that checks T cells and NK cells. Doctors order it for recurring infections, unexplained fatigue, abnormal blood counts, or to monitor HIV, chemotherapy, or immune-suppressing drugs.
Who should get CD3 (NATURAL KILLER CELLS) done in Howrah?
Vitamin D deficiency is common given dense construction, limited open space and long monsoon cloud cover. Iron-deficiency anaemia is frequent among women across Shibpur, Tikiapara and Bally. Those who benefit most from regular CD3 (NATURAL KILLER CELLS) testing include people on restrictive diets, those recovering from illness, and anyone with persistent tiredness. Confirming a deficiency in Howrah allows correctly dosed supplementation rather than guesswork.
What conditions can CD3 (NATURAL KILLER CELLS) help diagnose?
It helps diagnose immune deficiencies, blood cancers, and autoimmune disease. Abnormal results may come from infections, medications, bone marrow disorders, or inherited immune problems, especially with family history.
What do CD3 (NATURAL KILLER CELLS) results mean?
Serum ferritin below 12 ng/mL: iron deficiency. Ferritin 12-30 ng/mL: iron depletion without yet affecting haemoglobin. Folate below 3 ng/mL: folate deficiency. Zinc below 70 µg/dL: zinc deficiency, associated with impaired immunity and wound healing.
How often should CD3 (NATURAL KILLER CELLS) be repeated?
After starting supplementation, recheck at 8 to 12 weeks to confirm levels are correcting, then every 6 to 12 months once replete. People with ongoing risk factors, restrictive diets, malabsorption, or limited sun exposure, benefit from annual screening even without symptoms.
What happens after your CD3 (NATURAL KILLER CELLS) results are ready?
Results are delivered to your phone and stored securely on GetVisit. Any value the laboratory flags as critical is escalated for urgent review, and for everything else your doctor or a verified specialist can guide the next step at your convenience.
Search by test names and add it to your cart

Choose your preferred labs from top trusted partners

Select a convenient date and time for your test

Make payment and get confirmation within 2 hours

For any unanswered questions, reach out to our support team via email. We will assist you as soon as possible
Visit Health Experience
End-to-end care delivered at the right time through our nationwide network
India's most trusted health centres
Optional 'You Book, Visit Pays' feature
Cashless coverage from metro to rural

Priority access & same-day care
Cashless in 1250+ cities
Custom doctor onboarding

NABL-accredited labs
Hassle-free sample collection
Seamless report & prescription tracking

Home delivery & store pickup options
End-to-end order tracking
Auto-refills for regular medications

Your Care, Our Commitment!
More than 12,000 people trust us with their health
Vijay Bisht was friendly, helpful, and made our home test process seamless. Grateful for his timely support and follow-up.
A big thank you to Shikhar from the Visit app for going above and beyond to arrange a last-minute appointment during an urgent situation. His seamless coordination truly made a difference.
A clean facility enhances experience. Quick checkups are a plus. Miss Rinku from Aditya Birla Health Insurance provided excellent service and handled our files well.
“The service was excellent—she was helpful, efficient, and made my recovery smooth and stress-free. Her support made a real difference.”
“Thank you, Shared Gupta, for the great support with my reimbursement claims and Wipro health packages. Truly appreciated!”
Thank you, Rinku. I appreciate your help during my visit. The hospital staff were courteous and professional. Overall, a very good experience!
Vijay Bisht was friendly, helpful, and made our home test process seamless. Grateful for his timely support and follow-up.
A big thank you to Shikhar from the Visit app for going above and beyond to arrange a last-minute appointment during an urgent situation. His seamless coordination truly made a difference.
A clean facility enhances experience. Quick checkups are a plus. Miss Rinku from Aditya Birla Health Insurance provided excellent service and handled our files well.
“The service was excellent—she was helpful, efficient, and made my recovery smooth and stress-free. Her support made a real difference.”
“Thank you, Shared Gupta, for the great support with my reimbursement claims and Wipro health packages. Truly appreciated!”
Thank you, Rinku. I appreciate your help during my visit. The hospital staff were courteous and professional. Overall, a very good experience!
I want to share my feedback on the help I received for my health checkup. I was happy with the guidance and support. Thank you for your assistance; it made the experience stress-free.
Huge shoutout to Shikhar from the Visit app! He has been incredibly supportive during emergencies — always responsive and ready to help. Truly impressed by his dedication and calm efficiency.
“I connected with the concierge team today and spoke with Vijay—he was helpful and made a real effort to address my concerns.”
I appreciate Shreshta's outstanding support. She kept me updated on my medicals after hours and ensured everything went smoothly. Her proactive communication and care made a big difference.
“Grateful to Shikhar for finding a cataract specialist at a convenient time and ensuring a smooth experience. A true asset to the Visit team!”
Hi Aniket, Annu, Mayur, I appreciate Shikhar's support in organizing clinic appointments for my child at odd hours. It's a sensitive matter for any parent, and I'm thankful for his understanding.
I want to share my feedback on the help I received for my health checkup. I was happy with the guidance and support. Thank you for your assistance; it made the experience stress-free.
Huge shoutout to Shikhar from the Visit app! He has been incredibly supportive during emergencies — always responsive and ready to help. Truly impressed by his dedication and calm efficiency.
“I connected with the concierge team today and spoke with Vijay—he was helpful and made a real effort to address my concerns.”
I appreciate Shreshta's outstanding support. She kept me updated on my medicals after hours and ensured everything went smoothly. Her proactive communication and care made a big difference.
“Grateful to Shikhar for finding a cataract specialist at a convenient time and ensuring a smooth experience. A true asset to the Visit team!”
Hi Aniket, Annu, Mayur, I appreciate Shikhar's support in organizing clinic appointments for my child at odd hours. It's a sensitive matter for any parent, and I'm thankful for his understanding.