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Reducing ALT or AST level is not possible in most cases, as elevated ALT levels normally indicate liver damage and elevated AST levels indicate tissue damage or damage to an organ such as the brain or heart, states WebMD... More »

www.reference.com Health Medical Ranges & Levels

Elevated ALT and AST levels may indicate hepatitis A, B or C, heart failure or nonalcoholic fatty liver disease, according to Mayo Clinic. Additional causes include drinking alcohol or taking medications such as statins ... More »

www.reference.com Health Medical Ranges & Levels

"AST" stands for "aspartate aminotransferase," one of the liver enzymes, according to Lab Tests Online. High levels of AST in the blood usually indicate acute liver damage, hepatitis, chronic liver disease or another typ... More »

www.reference.com Health Diagnostics & Imaging
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Causes of elevated aspartate aminotransferase, or AST, levels include a heart attack; liver, kidney or lung damage; medicines; high doses of vitamin A; and mononucleosis, states WebMD. Normal levels for adult women and m... More »

www.reference.com Health Medical Ranges & Levels

Normal levels on ALT blood tests range from 10 to 40 international units per liter, while scores between 10 and 34 international units per liter are normal for AST tests, states MedlinePlus. The tests measure the amount ... More »

www.reference.com Health Medical Ranges & Levels

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 »

www.reference.com Health Medical Ranges & Levels

Normal ranges for ALT liver tests are 7 to 55 units per liter and 8 to 48 units per liter for AST, states Mayo Clinic. These ranges are established for adult men and may differ with women and children. Normal ranges may ... More »

www.reference.com Health Medical Ranges & Levels