Hypoalphalipoproteinemia, Primary, 2, also known as apolipoprotein a-i deficiency, is related to hypoalphalipoproteinemia, primary, 2, intermediate and tangier disease. An important gene associated with Hypoalphalipoproteinemia, Primary, 2 is APOA1 (Apolipoprotein A1), and among its related pathways/superpathways are Metabolism and Transport of inorganic cations/anions and amino acids/oligopeptides. The drugs Acetylsalicylic acid and Atorvastatin have been mentioned in the context of this disorder. Affiliated tissues include heart and endothelial, and related phenotypes are opacification of the corneal stroma and abnormal circulating lipid concentration