Blood Tests Directory
Blood tests are laboratory tests that analyze various parts of your blood. The blood is usually extracted from a vein or from a finger tip via a finger prick. The blood tests can analyze physiological and chemical balances in the body and can determine types of diseases a person may have, how effective drugs are and organ function.
Blood Testing for Allergies
Blood testing for allergies is sometimes performed instead of skin tests. The experts at WebMD tell you why.
Blood Tests to Diagnose Arthritis
WebMD describes the different blood tests used to diagnose arthritis and other inflammatory diseases.
What Is a Blood Urea Nitrogen Test?
Your doctor may order a blood urea nitrogen test, also known as BUN test, to see how well your kidneys are working.
What Is the D-Dimer Test?
The D-dimer test is a quick way to check if you might have a serious blood clot. Learn about the test, when you would need one, and what the results can tell you.