abetalipoproteinemia: a rare inherited disorder of fat metabolism; characterized by severe deficiency of beta-lipoproteins and abnormal red blood cells (acanthocytes) and abnormally low cholesterol levels
lipidosis: a disorder of lipid metabolism; abnormal levels of certain fats accumulate in the body
alpha rhythm: the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz