A blood test involves a sample of blood being taken and analyzed in a laboratory for evidence of infection or disease.

Attribution: Straight Talk Foundation

See also:

• Hiv test
• Sti test

Frequently Asked Questions

• What are the tests for hypertension?
• Is a blood test used to test for Paget's disease?
• How to test for coronary thrombosis?
• What are the tests for hypertension?
• Is a blood test used to test for Paget's disease?