For the past decade, atherosclerosis has no longer been regarded as the inevitable result of age or the "wearing out" of the arteries but rather as a disorder of lipid and/or lipoprotein metabolism.1This occurs in young people and is known as a process beginning in early childhood.2It is a paradox that with the birth of the infant, the process of aging or death thus sets in. In considering the difficult problem of treatment for atherosclerosis of the coronary arteries in particular, recognition has now come of some six factors that are most frequently incriminated in the development and treatment of the disease. Briefly stated they are: (1) dietary factors; (2) reduction of body weight; (3) certain agents having pharmacological properties, such as lipotropic substances, female sex hormones, anticoagulating agents, and tobacco; (4) anatomic factors of stress and strain at certain points in the arterial walls; (5)