At discussion of a problem of the abnormal mental constitution at children's age statement of some questions is lawful:
1. What criteria determine an accessory of the given kind of a mental pathology to constitutional?
2. In what features ethiology and pathogenesis the given anomaly are shown?
3. What connection of the abnormal mental constitution with mental disease?
4. What mutual relation of biological and social factors in formation of the abnormal mental constitution?
5. What criteria and legitimacy of diagnostics of the abnormal mental constitution at different age stages of development of the child?
Discussion of these questions can present the certain interest if to examine the pathological mental constitution as one of models constitutional anomalies at children's age.
Proceeding from clinical problems, we do not set as to ourselves the purpose neither to determine, nor to inspect concepts of the constitution, considering, that the given question can be discussed and be solved only with common biological and philosophical positions. The clinical medicine by virtue of practical necessity constantly operates with concepts and criteria of infringement of the given function, not waiting its exact and unified definition which are meeting the requirements of philosophy, psychology, biology. So, clinical definition and differentiation of various kinds of dementia, infringements of consciousness, emotional frustration is of great importance for diagnostics, treatment and the forecast of different mental diseases, while problems common biological, philosophical sense of such concepts as mind, consciousness, emotions, till now are not completely resolved

Problems of the abnormal mental constitution
At children's age
K.S.Lebedinskaja