Liver Function Tests

Liver function tests (LFTs or LFs), which include liver enzymes, are groups of clinical biochemistry laboratory blood assays designed to give information about the state of a patient's liver. Most liver diseases cause only mild symptoms initially, but it is vital that these diseases be detected early. Hepatic (liver) involvement in some diseases can be of crucial importance. This testing is performed by a medical technologist on a patient's serum or plasma sample obtained by phlebotomy.
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Liver function tests, or LFTs, include tests for bilirubin, a breakdown product of hemoglobin, and ammonia, a [more]Liver function tests - Community and Resources