Drought can also have significant impacts on the economy. For example, in the first year of a severe drought from 2007 to 2009, the U.S. Southeast lost over $1.3 billion due to destruction of major crops such as corn, wheat, soybeans, cotton, and hay.
Less common causes include Î±1-antitrypsin deficiency, autoimmune hepatitis, and Wilson disease. Extrahepatic conditions (e.g., thyroid disorders, celiac disease, hemolysis, muscle disorders) can also cause elevated liver transaminase levels.
1 Fatty liver disease can cause elevated ALT levels, as well, especially alcoholic fatty liver disease. 2  Hemochromatosis has also been known to cause high ALT levels. 3  This is a genetic condition caused by iron build-up in the liver. 4  Diminished blood flow to the liver will also elevate your ALT levels.