[Wernicke's classification and others concepts of classifying mental disorders]

The authors of this article on the basis "Uber die Klassifikation der Psychosen" analysis present the method of mental disorders' classification proposed by Carl Wernicke in 1899. Wernicke's classification was an alternative for other classification concepts existing in the 19th century. Carl Wernicke as one of the first noticed the impossibility of creating a classification based on etiology. Basing his classification concept on mental disorders localisation, he created an alternative opposed to classifications based on two main approaches: descriptive and etiological.