In 1980, Aleksandr Dergachev graduated from Minsk Medical Institute, Faculty of General Medicine, with a specialty in General Medicine.
From 1980 to 1981 – clinical residency in Surgery at Minsk Regional Clinical Hospital.
In 1989, he defended Candidate’s thesis entitled: «Clinical and experimental justification of the application of xenodiaphragm at surgical correction of septal heart defects».
In 1999, Aleksandr Dergachev defended Doctoral thesis entitled: «New methods of surgical treatment of congenital heart diseases with the application of biological materials».
Scientific publications: surgical correction of congenital heart diseases.
Aleksandr Dergachev is an author of 135 scientific works, among them there are 2 monographs, 9 study guides, 5 patents for invention.