Osteodystrophy is a group of non-inflammatory skeletal diseases accompanied by a primary or secondary disorder of bone metabolism; manifested by deformation of bone tissue and disruption of its functions. As a rule, it is accompanied by changes in internal organs, contributing to their dystrophy (premature aging and exhaustion).
The term “osteodystrophy” (lit., “variable bone”) was introduced by S. Kaplan back in 1929, proposing the French spelling “osteodesmorphose” - with the ending “-e”. Thus, according to Kaplan, this concept does not belong to the group of osteodysplasias, characterized by improper fusion of fragments and was purely therapeutic, to which he attributed the process of deforming the skeleton that develops in various diseases. However, later the term "oste"