The genetic consultation includes in family-oriented preventive medicine. Mental disorders of a separate member reflect pathological functioning of the whole family. Family sociogramm reveal position of the subject in system of interpersonal attitudes and character of communications in family.

20 patients with mental disorders (non-psychotic, schizophrenia, affective, drug abuse dependence) and 6 first degree relatives investigated.

Sociogramms of patients with non-psychotic mental disorders represent only close members of family - relatives of the first degree of relationship: children, sibs, parents and husbands; no names of family members; precise circles fill in all space of a circle, not crossed and contact, observed of the integrity of each circle; the circles differ on the size, with often average and allocation of significant persons; the circles are located in the certain order, individual for everyone patient and his family.

On sociogramms of patients with psihotic mental disorders number of members of family is expanded, relatives of the first degree of relationship, other relatives and persons are represented and named; circles are interrupted; big variety of sizes of circles and designations of members of family; not filled space of a circle practically; different kinds of connections and symbiotic communications: direct lines with different directions, with elements of a family tree, "nested doll".

Inclusion picture tests in genetic consultation enables to receive the important diagnostic information about communications between members of family, their status, roles and ways of communications. Their use allows to discuss possible ways of the decision of genetic problems of mental disorders.