Annotation. The article presents the results of studying the symptomatology of different clinical variants of somatogenous asthenic symptom complex (SASC). The primary material of the study was a specially developed thematic map, the completion of which involved the implementation of clinical and anamnestic study and taking into account about 30 symptoms. Clinical and statistical methods were used: anamnestic quantitative analysis, variation statistics, probabilistic distribution of clinical signs with assessment of the reliability of the obtained results. It was found that in the structure of SASC the largest share belongs to the asthenic variant: is – 40.7%, while astheno-anxiety – 26.3%, astheno-subdepressive – 20.3%, and the smallest – dissomnic (12.7%). The symptomatic structure of SASC variants is characterized by the prevalence of the phenomena of physical and mental asthenia with symptoms of bodily synthesis, which allows to determine the most characteristic symptomatic complexes for cardiac surgery patients. The symptom complexes defined in research on each of variants of SASC allow to objectify at a preoperative stage a psychosomatic condition for maintenance of the integrated neurologic support of cardiosurgical patients.