[Nosologic features of depression (clinico-statistical study)].

A clinico-statistical analysis of depressions with different nozological entities (125 cases) demonstrated that the nozological boundaries of endogenous and psychogenic depressions are quite obvious (if not considering the degree of the affect). Regarding the depth of affective disorders, the depressive symptomatology reflects mainly the general pathological regularities (the state of severity) and not so much the nozological traits of the disease.