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Flow Cytometry: CD55 Test

Flow Cytometry: CD55 Test

Flow Cytometry is a sophisticated biomedical technology that enables a multi-parameter analysis of individual cells. One crucial component recognized by Flow Cytometry is CD55, a membrane-bound glycoprotein also known as decay-accelerating factor (DAF). CD55 inhibits the complement system's reaction cascade, preventing cell damage by stopping the formation of the membrane attack complex (MAC).

The CD55 test, performed via Flow Cytometry, is significant in diagnosing and managing a range of conditions, particularly those related to the immune system and red blood cells. By providing essential information about the presence and function of CD55, the test assists clinicians in identifying these conditions, developing treatment strategies, and monitoring the response to treatment.

  • Test NameFlow Cytometry: CD55 Test
  • Sample TypeBlood/ bone marrow
  • Preparations RequiredNo specific preparation is needed for the CD55 test. Continue your normal diet, hydration, and medication routine unless otherwise instructed by your doctor.
  • Report Time2 days

What is the importance of the CD55 test?

The CD55 test is crucial for diagnosing and managing a range of conditions, especially those related to the immune system and red blood cells. By giving essential data about the presence and function of CD55, the test helps clinicians in understanding the immune system's functionality.

Is fasting necessary before the CD55 test?

No, fasting is not required for the CD55 test. You can maintain your usual dietary and hydration habits before the test.

Home Sample Collection Process

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Book your convenient slot
Sample Collection by Phlebotomist
Sample Collection by Phlebotomist
Reporting of the sample at lab
Reporting of the sample at lab
Download Reports
Download Reports
Frequently Asked Questions

The CD55 test measures the presence and quantity of the CD55 protein on cells. This protein plays a significant role in inhibiting the complement system, thus protecting cells from potential damage.

The frequency of the CD55 test depends on your specific health circumstances and your doctor's advice. Regular monitoring may be needed if you have known immune system disorders or other related health conditions.

CD55 is typically expressed on all cells in the body. However, the 'normal' range can vary depending on the laboratory and specific method used. Your doctor will interpret your results based on your overall health and any symptoms you may be experiencing.

There are no specific precautions needed for the CD55 test. However, it's always advisable to inform your doctor about any medications or supplements you're taking, as these could potentially influence the test results.

Several factors can influence CD55 levels. Modifiable factors include certain medications and lifestyle habits, while non-modifiable factors include age, genetics, and certain medical conditions like autoimmune diseases and hematological disorders.

If your CD55 results are abnormal, you should typically consult with a hematologist or an immunologist, experts in blood disorders and immune system disorders, respectively. Depending on the underlying suspected cause, you may also need to see other specialists.

The CD55 test involves a simple blood draw. The risks associated with this procedure are minimal and can include minor pain or bruising at the needle site, lightheadedness, and a small risk of infection.

An abnormal CD55 result can indicate potential issues with the immune system or red blood cells, but it does not definitively diagnose any specific disease. Further diagnostic tests are typically required for a clear diagnosis.

While many blood parameters can be influenced by age, CD55 levels are generally relatively stable throughout life. However, various disease conditions can significantly affect CD55 levels.

Certain medications, particularly those that influence the immune response or blood cell function, can impact CD55 levels. Always inform your doctor about any medications you're currently taking before the test.

If your CD55 level is low, it's important to discuss with a healthcare professional to understand the underlying cause. The approach to increasing CD55 levels depends largely on this cause, and might involve addressing an underlying health condition, adjusting a medication regimen, or in some cases, receiving certain treatments to boost the immune response.

While there's no direct evidence that stress can change CD55 levels, chronic stress can impact overall health and potentially influence various blood parameters. It's always beneficial to manage stress effectively for overall wellbeing.

While the CD55 test provides critical information about immune system function and red blood cells, it's not typically used alone to diagnose specific diseases. It's part of a broader diagnostic process that may include other tests, medical history, and physical examination.

Understanding your health and the various tests you undergo is key to your active participation in your healthcare journey. Remember, your healthcare team is your best resource in interpreting these tests and explaining their implications for your health. Should you have any concerns or further questions about the CD55 test, do not hesitate to discuss these with your doctor. They are committed to ensuring you feel informed and confident about your healthcare decisions.

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