Apolipoproteins B & A1 Profile or Ratio Test
- Category
- Heart
- Sample
- Blood sample taken from a vein in your arm
- Reports () Terms & Conditions Report time varies with time of sample collection.
- In 2 days
- Fasting
- No Fasting
- Age
- 5+ Years
Measures apolipoproteins B and A-I and calculates their ratio.
The ApoB/ApoA-I ratio reflects the balance between harmful and protective cholesterol particles and is a strong predictor of heart attack risk.
Adults over 30, people with high BP, diabetes, obesity, smoking or a family history of heart disease; chest pain or breathlessness (seek urgent care).
No fasting needed.
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More harmful than protective particles, suggesting higher cardiovascular risk.
No fasting is needed. You can eat and drink normally unless your doctor has advised otherwise.
Blood sample taken from a vein in your arm.
Usually within 12–36 hours after the sample reaches the lab. You will receive the report online.