Liver function tests are blood tests that can be used to monitor the health of your liver. Ask the doctor what you need to do to prepare. In some cases you may need to avoid food or certain ...

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 ...

Liver function tests are blood tests that measure substances that the liver produces. Doctors can use these results to evaluate the health of a person’s liver. Abnormal results can indicate liver ...

What Are Pulmonary Function Tests (PFTs)? Pulmonary function tests (PFTs) are lung tests. They show how well your lungs work. They’re noninvasive, which means that the doctor doesn’t cut you or put ...

Kidney function tests are simple blood and urine tests that can identify problems with your kidneys. These tests can estimate your glomerular filtration rate (GFR), which indicates how quickly your ...