Kazan Society of Radiologists and Radiologists. Joint meeting with the surgical section of the Society of Physicians at Kazan University. April 3, 1929

1. Dr. D. E. Goldstein. On the question of osteochondropathies such as Legg-Calvé-Perthes, Alban Köhler and Osgood-Schlatter. Having demonstrated a number of radiographs of cases of osteochondropathy, the speaker focused on the clinical, radiological and pathological-anatomical picture of these apophysis diseases, which have recently become a special nosological unit. Presenting in the pathological and histological terms primary aseptic subchondral necrosis of bone tissue, these diseases of adolescence give a very characteristic clinical symptom complex and a typical X-ray picture. In the development cycle, 5 stages are distinguished: I — stage of “necrosis”, II — stage of “fracture”, III — stage of “resorption” “reparative” and V — “outcome” in a cure, which can be “ideal” without deformations, or with deformities type deform., but without ankylosis and fistulas. Pathogenesis: impaired arterial nutrition of the apophyses during growth and ossification Insufficient knowledge of these diseases among a wide range of doctors and erroneous diagnoses in this regard (tbc, lues, sarcoma, late rickets, artrit. Deform.), As a result of this, incorrect treatment and an incorrect prognosis are put forward the question of a detailed study of these diseases and their error-free recognition. Prof. Fridlyand, ave. Gasul, prof. Bogolyubov, Dr. Ryzhikh and Dr. Gefen.