寒露过后,天气由凉转寒,冷空气不断南侵,每次冷空气过境,伴随而来的是降温、大风或降雨。这种突变的气候,极易诱发老年性膝关节骨性关节炎,俗称“老寒腿”。因此,秋末宜防老寒腿。膝关节发生的骨性关节炎,主要是关节软骨的病变:有一定厚度、富有弹性、表面光滑、呈蓝白色且有光泽的关节软骨,由于某些原因发生退行性变化,软骨的颜色变成微黄,失去光泽, After the dew is exposed, the weather changes from cool to cold and the cold air continues to move southward. Each time the cold air passes through it, it is accompanied by cooling, strong winds or rainfall. This sudden change of climate can easily induce senile knee osteoarthritis, commonly known as “old cold legs.” Therefore, the autumn end should be anti-old cold legs. Osteoarthritis of the knee joint, the main articular cartilage lesions: a certain thickness, flexible, smooth surface, blue and white and shiny articular cartilage, degeneration due to some reasons, the color of the cartilage becomes Yellowish, tarnished,