total cholesterol
CardiologyBlood sampleResults 24 hrsFasting required
Total Cholesterol
Total Cholesterol measures the overall amount of cholesterol in your blood. People get it as a simple first step in checking heart disease risk.
Sample
Blood
Results
24 hrs
Fasting
Required
Follow-up
Optional add-on
What this test detects
Total cholesterol
Enzymatic colorimetry · serum
Quantitative · mg/dL
When to get this test
Heart disease risk screening
A high total cholesterol can signal increased risk and prompt further testing.
Routine check-ups
Often measured as part of a general adult health assessment.
Tracking progress
Helps show whether lifestyle changes or treatment are improving cholesterol levels.
How to prepare
01
Fast for 9–12 hours before the blood draw; water is allowed.
Common questions
Is total cholesterol enough on its own?
It is a useful starting point, but HDL, LDL, and triglycerides give a fuller picture of your heart risk.
Do I need to fast?
Yes, fasting for 9 to 12 hours is recommended for the most reliable result; water is allowed.