[Wind phobia (ancraophobia)--as an example of simple phobia. The case report].

The subject of the paper is the presentation of simple phobias, with particular attention to those connected with natural environment, their classification according to ICD-10 and DSM-IV systems, current views on aetiology and pathogenesis of phobic fear, as well as treatment methods. Among pathogenic factors of simple phobia, genetic predisposition, harmful environmental factors in early childhood and intrapsychic conflicts have been considered. In the paper, the results of neuroimaging studies in phobic patients were also presented as well as evolutionary aspects leading to persisting predisposition to phobic traits in the population.