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CD55 (PNH Marker)

Book CD55 (PNH Marker) in Penamaluru, Vijayawada at GetVisit. This test measures the amount of CD55 protein on red blood cells. NABL-accredited labs in Penamaluru and Machavaram, home collection, reports in 24 to 48 hours and cashless OPD.
What is a CD55 (PNH Marker) Test in Vijayawada ?
What is CD55 (PNH Marker)?
The CD55 (PNH Marker) test measures the amount of CD55 protein on red blood cells. CD55 helps protect blood cells from the body's complement system, which can destroy cells if unchecked. Physical examination provides clues; a test result removes ambiguity and allows targeted, evidence-based management to begin promptly.
What does CD55 (PNH Marker) measure?
Low or absent CD55 is a hallmark of paroxysmal nocturnal hemoglobinuria (PNH). Detecting reduced CD55 helps explain unexplained anemia, dark urine, and unusual blood clots. Doctors use this test with other markers, like CD59, usually by flow cytometry. It helps confirm a PNH diagnosis, estimate the size of the affected cell population, and monitor response to treatments that block complement activity.
What symptoms suggest CD55 (PNH Marker) may be needed?
CD55 (PNH Marker) is ordered when your doctor needs objective laboratory data, either to follow up a symptom, check a previous result, or complete a routine assessment. Your doctor will advise whether it is the right test for your situation. In Vijayawada, you can book this test online and check whether home collection reaches Penamaluru, Machavaram or your address.
How is CD55 (PNH Marker) performed?
You provide a urine sample rather than blood. Follow the container instructions for a clean mid-stream catch, avoid contamination from soap or toilet water, and submit it within two hours of collection at a lab in Penamaluru or via home pickup in Machavaram, Vijayawada. GetVisit handles labelling and NABL lab dispatch.
How accurate is CD55 (PNH Marker)?
Urine results are reliable when the sample is collected cleanly and transported quickly. GetVisit's Vijayawada network handles prompt, temperature-appropriate transport from Penamaluru or Machavaram to the NABL lab, and quality control is independently audited by NABL.
Are there any risks to CD55 (PNH Marker)?
There is no medical risk. Providing a urine sample is completely non-invasive, with no needle and no discomfort. The only thing to get right is a clean collection: follow the container instructions to avoid contamination that could affect the result. Home collection in Penamaluru or Machavaram, Vijayawada is just as safe as visiting a lab.
Did you know?
CD59 is a GPI‑anchored complement regulatory protein on blood cell membranes that prevents formation of the membrane attack complex (C5b-C9).
CD55 (PNH Marker) Test Preparation in Vijayawada
Fasting and diet:
Provide a clean mid-stream urine sample: pass the first bit into the toilet, collect the middle portion in the sterile container, and submit it within about 2 hours.
Medication:
There's usually no need to stop your regular medication; just let the staff know what you take.
What to bring:
Carry your test requisition, a government-issued ID, and any previous reports so results can be compared over time.
Timing and slots:
An early slot works best, especially for fasting tests. Home collection is available across Tadepalli, Enikepadu, and the rest of Vijayawada.
CD55 (PNH Marker) Test Parameters in Vijayawada
Single standalone test:
CD55 (PNH Marker). Can be ordered individually or as part of a preventive health package on GetVisit.
Why Take a CD55 (PNH Marker) Test in Vijayawada ?
When does a doctor order CD55 (PNH Marker)?
CD55 (PNH Marker) is usually ordered as part of a hemolysis or PNH flow cytometry panel that also checks CD59 and other markers. Doctors may request it for unexplained anemia, dark or cola-colored urine, or unusual blood clots.
Who should get CD55 (PNH Marker) done in Vijayawada?
Vijayawada's river-side geography and monsoon flooding, extreme summer heat raising dehydration and stone risk, rice-heavy diet driving high diabetes prevalence, and busy trade economy make regular preventive testing worthwhile. Adults above 30 in Vijayawada benefit from periodic health screening that includes CD55 (PNH Marker) as part of a broader preventive panel. Residents of Penamaluru, Machavaram, and across the city with chronic conditions, those on long-term medication, and individuals with a relevant family history should test at the frequency their specialist recommends.
What conditions can CD55 (PNH Marker) help diagnose?
It helps diagnose and monitor paroxysmal nocturnal hemoglobinuria and related bone marrow disorders. Abnormal results come from loss of GPI-anchored proteins on blood cells due to acquired mutations and from disease activity; certain blood disorders or treatments can affect results. A family history of unexplained hemolysis or blood disorders may prompt testing.
What do CD55 (PNH Marker) results mean?
Your result is read against the reference range printed on your GetVisit report for your age and sex, and always alongside your symptoms and history. A single value slightly outside the range does not by itself confirm a problem, your doctor decides whether it is significant. The specific high and low patterns for this test are explained in the FAQs below.
How often should CD55 (PNH Marker) be repeated?
For preventive screening with a normal baseline: annually for most adults above 35. For monitoring a known condition: at the interval your specialist recommends, typically every 3 to 6 months for active conditions and annually for stable, well-controlled ones.
What happens after your CD55 (PNH Marker) results are ready?
Once your results appear in your GetVisit profile, discuss them with your doctor or a GetVisit-verified specialist. Your doctor will interpret each value in the context of your full health history, current medications, and symptoms, and advise on the next step: lifestyle change, repeat testing, medication adjustment, or specialist referral. All GetVisit reports are stored permanently and can be shared with any doctor instantly.
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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.
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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.