寒冬已至,低温除了会使人感觉麻木,手指僵硬之外,有时还会带来冻疮的烦恼。民间素有“一年冻、年年冻”的说法,其实这种说法也不尽然。只要积极地预防和准确治疗,冻疮还是可以避免的。总的说来,寒冷是冻疮发病的主要原因,此外,患者的皮肤湿度、末梢微血管畸形、自主性神经功能紊乱、营养不良、内分泌障碍等因素也可能参与发病。而缺乏运动、手足多汗潮湿、鞋袜过紧及长期户外低温下工作等,也均可致使冻疮的发生。预防冻疮的关键是要进行耐寒锻炼,从每年的秋末冬初开始,就要循序渐进地用冷水浸泡往年常生冻疮的部位,并在这些部位搽上凡士林或其他油脂类以保护皮肤。此外,还要格外注意局部保暖,比如外出要戴好口罩、手套、防风耳套、围巾等,且穿衣 Winter has arrived, in addition to low temperature will make people feel numb, stiff fingers, sometimes frostbite will bring troubles. Plainly known as “a year frozen, frozen every year,” saying, in fact, this argument is not always true. Frostbite can still be avoided with aggressive prevention and accurate treatment. In general, the cold is the main cause of frostbite, in addition, the patient’s skin humidity, peripheral microvascular malformations, autonomic nervous dysfunction, malnutrition, endocrine disorders and other factors may also be involved in the pathogenesis. The lack of exercise, hand, foot and sweat wet, too tight shoes and socks and long-term outdoor low-temperature work, etc., can also lead to the occurrence of frostbite. The key to preventing frostbite is to carry out cold-resistant exercise. From the beginning of autumn and early winter of each year, the cold fry water should be used to soak the area of ​​chronic frostbite in previous years and apply Vaseline or other fats to protect the skin. In addition, we must pay special attention to local warm, such as go out to wear masks, gloves, windproof earmuffs, scarves, etc., and clothing