[Trends in the differential diagnosis of acute psychogenic states].

The approach of the concept of psychogenesis and its significances for the explanation of certain psychic disorders allows a clinical estimation of the positive and differential diagnosis of acute psychogenic states. The variety and polymorphism of the psychogenies, clinically expressed in variable degrees of conscience disorders as well as their frequency in the practice of general medicine underline the importance of the clinical examination, case history and usual paraclinical investigations. The estimation of symptomatology, motivation and the evolution of psychogenic states allows the avoidance of some severe diagnosis errors with tumours and cerebral vascular accidents, acute intoxications, comatose states or the debut of certain psychoses giving in this way the possibility of a correct directions in setting the diagnosis and therapy.