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C9 Complement Test

The C9 (Complement C9) test is a blood test that assesses the levels of the C9 protein in your blood. The C9 protein is a part of the complement system, a group of proteins that play a crucial role in the body's immune response. These proteins work together to destroy foreign substances, trigger inflammation, and remove debris from cells and tissues.


  • Test Name C9 (Complement C9) Test
  • Sample Type Blood
  • Preparations Required No specific instructions or dietary restrictions are necessary prior to this test.
  • Report Time 3 weeks

C9, in particular, contributes to the formation of the membrane attack complex (MAC), which creates holes in the membrane of foreign cells, leading to their destruction. Consequently, a deficiency or dysfunction in C9 can have significant effects on the body's ability to fight off infections.

Home Sample Collection Process

1
Book your convenient slot
Book your convenient slot
2
Sample Collection by Phlebotomist
Sample Collection by Phlebotomist
3
Reporting of the sample at lab
Reporting of the sample at lab
4
Download Reports
Download Reports
Frequently Asked Questions

The C9 test is important because it can help determine whether there is a deficiency or overactivity in the complement system. Abnormally low levels of C9 could indicate a genetic deficiency, making you more susceptible to certain infections. High levels, on the other hand, might point to an ongoing inflammatory or immune response.

No, fasting is not required for the C9 test. You can continue your regular diet and fluid intake before the test.

There are no special preparations required for a C9 test. However, you should inform your doctor about any medications or supplements you're currently taking as they might affect the results.

Your doctor may order a C9 test if you have symptoms suggestive of an autoimmune disease or a complement system disorder. It can also be indicated if you're experiencing recurrent or severe infections, which could point to a possible deficiency in the complement system.

The C9 test measures the amount of the C9 protein in your blood. By doing so, it can help determine the functionality of your immune system and detect abnormalities that may be linked to various health conditions.

The frequency of the C9 test will depend on your health status. If you have a known autoimmune disease, your doctor may recommend regular monitoring. The test may also be repeated if you're experiencing recurrent infections or if you're being treated for a complement system disorder.

Normal values can vary between labs. It's best to refer to your lab report or consult with your doctor for the specific reference range.

There are no specific precautions to be taken before or after the test. It involves a standard blood draw, which is a generally safe procedure.

C9 levels can be influenced by infections, inflammation, certain medications, and genetic factors. In particular, immune disorders can result in either overactivity or underactivity of the complement system, leading to abnormal C9 levels.

If your C9 levels are abnormal, you should consult an immunologist. This is a doctor who specializes in diseases related to the immune system.

Low levels of C9 could indicate a deficiency in the complement system. This might be due to a genetic disorder, or it could be the result of an overactive immune response, as seen in certain autoimmune diseases.

High C9 levels could indicate an ongoing inflammatory response or infection. This might be due to an autoimmune condition, or it could be a sign of an active infection that's triggering an immune response

Yes, certain medications can influence your C9 levels. It's important to inform your doctor about any medications you're taking, as this information can help in interpreting your test results.

The risks associated with a C9 test are minimal and include slight pain or bruising at the puncture site. In rare cases, there could be an infection at the puncture site.

Treatment for abnormal C9 levels will depend on the underlying cause. If an autoimmune disease or infection is responsible, treating that condition should help normalize your C9 levels. In some cases, if you have a deficiency in the complement system, you might need specific treatments to boost your immune response.

The C9 test results can provide valuable insights into your immune system's health and functionality. Abnormal C9 levels should be addressed promptly, and your doctor can guide you on the appropriate next steps, which may include additional tests or treatments. Keep in mind that the C9 test is just one part of your overall health picture and should be interpreted in the context of your symptoms and other clinical findings.

C9 (Complement C9)
₹ 7500
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Locations Near You in Hyderabad
  • 4KM from Madhapur
  • 3KM from Banjara Hills
  • 1.9KM from Yusufguda
  • 3KM from Madhura Nagar
  • 5KM from Shaikpet