Alpha-Methylacetoacetic Aciduria, also known as beta-ketothiolase deficiency, is related to metabolic acidosis and hypermethioninemia, and has symptoms including recurrent ketoacidotic attacks in infancy marked by vomitting and vomiting. An important gene associated with Alpha-Methylacetoacetic Aciduria is ACAT1 (Acetyl-CoA Acetyltransferase 1), and among its related pathways/superpathways are Metabolism and Regulation of expression of SLITs and ROBOs. Affiliated tissues include brain and bone marrow, and related phenotypes are vomiting and fever