Nature

Mediation of blood lipid levels on the relationship between BMI/WHR and liver function in normal, overweight, and obese individuals

This study investigates the impact of Body Mass Index (BMI) and Waist-to-Hip Ratio (WHR) on Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST) levels, as well as the mediating role of ...
Nature

Updated reference ranges for aminotransferase levels of Korean children and young adolescents based on the risk factors for metabolic syndrome

We investigated the reference values of liver enzymes based on cardiometabolic risks among children and adolescents using the Korea National Health and Nutrition Examination Survey. A total of 8091 ...
Altoona Mirror

Diagnosis needed for high AST level

Dear Dr. Roach: I’m a 65-year-old male. On my recent semiannual checkup, my labs showed an AST level of 53 U/L and an ALT level of 62 U/L. I am concerned about nonalcoholic fatty liver disease. In ...
Hosted on MSN

Understanding Liver Enzymes and Signs of Liver Dysfunction

Liver enzymes are proteins in your liver that speed up chemical reactions. If your liver is damaged, blood tests will show abnormally high levels of these enzymes circulating in your bloodstream.