Abstract
The aim of this study is to present a socio-historical survey of brain diseases and their treatment in Greek post-Byzantine society. For this purpose, research was carried out using Manuscript No. 218 of the Iviron Monastery of Mount Athos. The analysis of this manuscript produced the following conclusions: a) brain diseases are prominently discussed and described in the manuscript, b) the influence of ancient Greek and Roman medicine on Byzantine and on post-Byzantine medical science and society is manifested in the etiology, symptom-matology and therapeutic means of treating brain diseases, c) social factors were seriously taken into account as an important aspect of therapeutic procedure, d) many therapeutic methods were proved to be socially beneficial, e) brain disorders and diseases appear to be diachronic.