Alanine aminotransferase (ALT) is an enzyme primarily found in your liver. An enzyme is a protein that helps speed up chemical reactions. ALT is involved in cellular energy production. ALT levels in ...

Your liver plays a major role in digestion, metabolism, and detoxification (eliminating harmful substances from your body). Liver enzymes help the liver perform these functions by speeding up chemical ...

More than 11% of US adolescents had suspected metabolic dysfunction–associated steatotic liver disease (MASLD), and 77.2% with elevated alanine aminotransferase (ALT) levels met the criteria for ...

Like most chronic liver diseases, in NAFLD there is a long period during which an individual patient remains essentially asymptomatic. In asymptomatic individuals, the diagnosis is often made when a ...