general only as a physiological, pathological, philosophical concept, opposite "health"; Manual 23.5+; / econ permitted but consider also economic aspects of disease as ECONOMICS, MEDICAL; / psychol permitted but consider also psychogenic origin of disease as PSYCHOPHYSIOLOGIC DISORDERS

A definite pathologic process with a characteristic set of signs and symptoms. It may affect the whole body or any of its parts, and its etiology, pathology, and prognosis may be known or unknown.