畸形性骨炎病因不明，欧美多发，我国少见，迄今国内仅报告２０余例。现将我院所见１例，自发病至死亡全病程２２年的Ｘ线动态表现进行报道，供同道参考。１　病例报告病人　男性，６５岁，退休医师。长期患有高血压、动脉硬化及冠心病。１９７１年３月感左髋疼痛，左腿活动不 The cause of deformity osteitis is unknown, Europe and the United States multiple, rare in China, so far only reported more than 20 cases. Now we see a case of hospital, from onset to death throughout the course of 22 years of X-ray dynamic performance reports for fellow reference. 1 Case Report Patient Male, 65 years old, retired physician. Long-term suffering from hypertension, arteriosclerosis and coronary heart disease. 1971 March left hip pain, left leg activity is not