The connection between mental and physical problems and influence of the mind over the body are shown. The author finds psychosomatic and somatopsychic components in cancer as in any illness. Using the experience of a well known American surgeon Bernie Siegel and the theory of Carl and Stephanie Simenton she manages to create the method of psychodrama and geno-sociogram and to apply it to patients suffering from terminal cancer, adding psychological help to classical medical care. The use of psychotherapy in cancer treatment provoces a spontaneous remission and reduces the chance of death. The article is summarising the results of 15 years' experience.