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Interpreting Results
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Apolipoprotein - A1

(Apo A, Apo A-I)
409
You need to provide
Blood
This test is for
Male, Female
Test Preparation
  1. No special preparation is required.

Understanding Apolipoprotein - A1


What is Apolipoprotein - A1?

An Apolipoprotein - A1 test measures the amount of apolipoprotein A1, a protein in your body. This test helps determine the potential health risks related to cardiovascular (heart and blood vessels) disease in an individual. By providing crucial insights into your heart’s condition, it aids in early detection and prevention of possibly serious health complications.

Apolipoprotein A1 (Apo A1) is a very important protein in the body that has a specific role in the transportation and metabolism of lipids. Apolipoprotein A is a protein carried in high-density lipoprotein (HDL), which is also known as good cholesterol. It helps HDL to remove all types of bad cholesterol from your body. Thus determining the amount of apolipoprotein A can help to evaluate your risk for developing cardiovascular disease.

An Apolipoprotein - A1 test is usually recommended for individuals with risk factors such as high blood pressure, high cholesterol, obesity, diabetes, smoking, or a family history of heart disease. Also, it can be done when an individual experiences symptoms suggestive of heart disease or cardiovascular problems, such as chest pain, shortness of breath, palpitations, etc. This test is also recommended if you have a low level of high-density lipids. Additionally, this test is recommended to monitor the effectiveness of treatment in individuals receiving cholesterol medications.

Since, Apo-A1 is an essential component of HDL cholesterol, measuring its levels can provide more specific information about heart health compared to standard cholesterol tests such as a lipid profile. The Apolipoprotein - A1 test can be done along with other tests for risk assessment of possible heart ailments. 

No fasting is required for this test. You can eat and drink normally as per your routine. Always inform your doctor about any medications or supplements you are taking, as some medicines could impact the test results. You must seek your doctor’s advice before altering any medication routine. 

Lab test results may vary across different laboratories. Abnormal test results require an expert interpretation, therefore, never try to self-medicate at home based solely on these results, and always consult a doctor for proper understanding of the test results. Apolipoprotein - A1 test can help the doctor assess an individual’s risk for heart disease, aid in tailoring treatment plans, make informed decisions about preventive measures, and help monitor the effectiveness of ongoing treatment aimed at reducing the risk of cardiovascular problems. 

What is Apolipoprotein - A1 used for?

An Apolipoprotein - A1 test is done:

  • When an individual experiences symptoms suggestive of heart disease or cardiovascular problems such as chest pain, shortness of breath, palpitations, etc.

  • To identify individuals at risk for cardiovascular problems and help doctors in formulating treatment plans according to individual patient needs.

  • In individuals with risk factors like family history of heart disease, obesity, diabetes, high blood pressure, and prior heart attack or stroke.

  • To monitor the effectiveness of ongoing treatments in those already diagnosed with heart disease or to monitor the effect of lifestyle modifications in those identified as “high-risk” individuals for developing future heart-related ailments.

What does Apolipoprotein - A1 measure?

An Apolipoprotein - A1 test helps check the levels of Apolipoprotein A1 in your blood. Apolipoprotein A1 is the major protein for the high-density lipid (HDL), also known as “good” cholesterol and helps in its transport. Apo A1 helps the HDL to take up cholesterol from the tissues and is bound by receptors in the liver where the cholesterol is destroyed. Assessing the levels of Apolipoprotein A1 directly reflects the high-density lipoprotein levels. In this way, apolipoprotein A can help to lower your risk for cardiovascular disease.

Interpreting Apolipoprotein - A1 results


Interpretations

The normal range for the test results is as follows:
Men: >120 mg/dL
Women: >140 mg/dL

Apolipoprotein A1 is the primary protein associated with HDL Cholesterol. It shows a protective function against heart disease. Increased levels are associated with reduced risk of cardiovascular disease. 


Apolipoprotein B is the primary protein associated with LDL Cholesterol and plaque formation. Increased levels are associated with an increased risk of heart disease.
The ratio of these two correlates with the risk of cardiovascular disease.

Answers to Patient Concerns & Frequently Asked Questions (FAQs) about Apolipoprotein - A1


Frequently Asked Questions about Apolipoprotein - A1

Q. Why is an Apolipoprotein - A1 test done?

An Apolipoprotein - A1 test is done to evaluate the levels of Apo-A1 in your blood. It helps in assessing your risk for cardiovascular diseases such as heart attack, stroke, angina etc.

Q. Do I need to fast before taking an Apolipoprotein - A1 test?

No fasting is required for this test. You can schedule it at your convenience without avoiding food or water beforehand.

Q. How frequently should I undergo an Apolipoprotein - A1 test?

The frequency of an Apolipoprotein - A1 test depends on your individual health or risk factors such as age, family history of heart disease or chronic conditions, lifestyle habits like physical activity (sedentary lifestyle), alcohol or smoking, and existing health conditions such as diabetes, high blood pressure, etc. It's best to discuss with your doctor to decide how often you need this test based on your individual health needs and risks.

Q. What factors can affect Apo-A1 levels?

The factors that can affect Apo-A1 levels include age, gender, genetic factors or family history of heart disease, diet, exercise, smoking, alcohol consumption, and the use of certain medications (such as common painkillers).

Q. What can I do if my Apolipoprotein - A1 test result is abnormal?

Abnormal Apolipoprotein - A1 test results might suggest an increased risk of heart disease. It is best to consult your doctor regarding your test results. Measures such as lifestyle and dietary modifications, and use of certain medications (if prescribed by your doctor) may help manage these risks effectively.

Q. What are the warning signs and symptoms that might indicate a heart condition?

The warning signs of heart disease can vary, but some common symptoms include chest pain, palpitations, shortness of breath, irregular heartbeat, fatigue, dizziness etc. Sometimes, symptoms might not be as obvious, so it's essential to pay attention to any unusual feelings in your chest, or sudden fatigue during daily activities. Seek medical help promptly if you experience severe or persistent symptoms.

Q. What is the major difference between heart attack and stroke?

A heart attack happens when a blockage due to cholesterol buildup restricts the blood flow to the heart, while a stroke occurs when there is a blockage or a burst blood vessel (artery) that affects blood flow to the brain causing brain damage or even death. Both these conditions are serious and need immediate medical help.

Q. What other tests might I have along with this test?

You may need the following tests along with Apolipoprotein - A1 test: Lipid profile, LDL cholesterol, HDL cholesterol, Triglycerides, Total cholesterol, Apolipoprotein B, etc.
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Apolipoprotein - A1 test price for other cities


Price inBangaloreRs. 559
Price inPuneRs. 559
Price inKolkataRs. 390
Price inThaneRs. 609
Price inNew DelhiRs. 409
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References

  1. Apolipoprotein A [Internet]. Healthdirect; [Accessed 16 Jan. 2024]. Available from: https://www.urmc.rochester.edu/encyclopedia/content.aspx?contenttypeid=167&contentid=apolipoprotein_a External Link
  2. Nayak P, Panda S, Thatoi PK, Rattan R, Mohapatra S, Mishra PK. Evaluation of Lipid Profile and Apolipoproteins in Essential Hypertensive Patients. J Clin Diagn Res. 2016 Oct;10(10):BC01-BC04. [Accessed 16 Jan. 2024]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5121668/#:~:text=In%20their%20study%2C%20ApoB100%2FApo,hypertension%20in%20the%20study%20groupExternal Link
  3. What is heart disease? [Internet]. CDC; 15 May 2023 [Accessed 16 Jan. 2024]. Available from: https://www.cdc.gov/heartdisease/about.htmExternal Link
  4. Cardiovascular Risk Factors and Markers. A literature review. Vasculopathies. 19 Jan. 2003. [Accessed 16 Jan. 2024]. Available from: https://link.springer.com/chapter/10.1007/978-3-319-89315-0_2External Link
  5. Thiriet M. Cardiovascular Risk Factors and Markers. Vasculopathies. 2019 Feb 19;8:91–198. [Accessed 16 Jan. 2024]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7123062/#:~:text=The%20major%20independent%20cardiovascular%20risk,HDLCS%20concentration%20%5B226%5D. External Link
  6. Ahmad M, Sniderman AD, Hegele RA. Apolipoprotein B in cardiovascular risk assessment. CMAJ. 2023 Aug 28;195(33):E1124. [Accessed 16 Jan. 2024]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10462411/#:~:text=Apolipoprotein%20B%20accurately%20predicts%20cardiovascular%20risk&text=Clinical%20trials%20of%20statins%2C%20ezetimibe,or%20non%2DHDL%2DC. External Link
  7. Chan DC, Watts GF. Apolipoproteins as markers and managers of coronary risk. QJM. 2006 May;99(5):277-87. [Accessed 16 Jan. 2024]. Available from: https://pubmed.ncbi.nlm.nih.gov/16504986/ External Link

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