Pathological pre-conditions of complicated current of pregnancy at myoma uteri

Some results of work, executed in Scientific Research Institute of Obstetrics and Gynecology named after D.O.Ott of RAMS are submitted in the article. A regulation about pathological transformation of the myoma uterus was formulated. It was shown, that the changes in muscular, vascular and nervous systems of the uterus, normally developing and progressive in accordance with an increase of the tumours weight were pathological, biological inexpedient reaction of organ on occurrence into extraneous subject, which has dependence from hormones and possessing weight and scope. Pathological reactions, developed in myoma uteri are created the conditions for adverse current of pregnancy. Representations about morphological state of the uterus and the tumour during the pregnancy was detailed.