KidsHealth says that a comprehensive metabolic panel includes tests for three liver enzymes: alanine aminotransferase, alkaline phosphatase and aspartate aminotransferase. Each enzyme has a different range for what is co... More » Health Medical Ranges & Levels

The normal levels for the most common liver enzymes, aspartate aminotransferase and alanine aminotransferase, are 10 to 40 units per liter and 7 to 56 units per liter, says eMedicineHealth. Mild elevations two to three t... More »

The normal range for the alanine aminotransferase, or ALT, enzyme which is liver specific is 10-100 U/L, according to the Canine Liver Disease Foundation. Elevated ALT enzymes are usually due to cell damage caused by lea... More »

Elevated alkaline phosphatase, or ALP, levels may indicate liver problems, such as cirrhosis, hepatitis, gallstones or liver cancer, or bone problems, such as bone cancer, rickets, osteomalaica or Paget's disease. In rar... More »

Some common abbreviations that are used on blood lab printouts include GFR (glomerular filtration rate), AST (aspartate aminotransferase), ALT (alanine aminotransferase), HDL (high density lipoprotein), LDL (low density ... More » Health Diagnostics & Imaging

Lower levels of alanine aminotransferase (ALT) and aspartate aminotransferase (AST) are good. These indicate that the liver is functioning properly, states WebMD. Liver problems may be suspected if ALT and AST levels are... More »

A number of conditions may cause high alkaline phosphatase in the blood, such as serious infection, liver problems or bone issues, states WebMD. Heart attack, mononucleosis, heart failure, kidney cancer or being in the t... More »