Check the test name
Compare your result to the reference range
Note whether the result is low, normal, or high
Review units of measurement
Look at trends from previous tests
Focus on abnormal results first
Check related tests together
Consider fasting status if relevant
Consider age and sex-specific ranges
Review any flagged results marked H or L
Ask what the test is measuring
Ask whether the result needs follow-up
Discuss results with a healthcare professional
Do not interpret results in isolation
Do not self-diagnose from one abnormal value