Liver function tests consist of a variety of blood tests used to diagnose and monitor liver diseases. LFT tests measure the level of enzymes and proteins in your blood. Some tests help determine of how well the liver is performing its normal functions. In contrast, other tests are used for the diagnosis of liver disease or damage. Book test at affordable rates. Lab visits and FREE home sample collection available. Provide accurate and timely diagnosis in less than 6 hrs* to your customers.