What Is a Liver Function Test? A liver function test is one of a group of tests that check levels of certain enzymes and other proteins in your blood. Some of the tests look for enzymes that you’d ...

Answers to some of the most frequently asked questions about organ donation. — -- Polls suggest that most Americans believe in organ donation, but only a minority are signed up to be donors.

A simple blood test could help doctors detect telltale signs of transplant rejection. The finding may provide a non-invasive alternative for diagnosing organ rejection before damage occurs. The ...