What is a Liver Function Test?

Your doctor might run a liver function test or LFT if he has suspicions that your liver is not functioning properly. A liver function test is a blood test that will check your albumin, liver enzymes like ALT, AST, GGT, and ALP; it will also check your bilirubin, PT or prothrombin time, cholesterol, and your total protein levels. For more information, look here: