我今年72岁,患有萎缩性胃炎多年,请问这种病发生癌变的概率有多大?平时应注意些什么?陕西宗读者宗读者:萎缩性胃炎是指胃固有腺体的减少,有时会伴有肠上皮化生和非典型增生,理论上它们都属于癌前病变。也就是说,这类病变若不经治疗,部分可能发展为胃癌。据文献报道,最多可有5%的患者会发展为癌变。当然,即使少部分人出现癌变也是一个漫长过程。很多老年人都会出现胃萎缩的 I am 72 years old, suffering from atrophic gastritis for many years, may I ask what is the probability of occurrence of cancer in this disease? Usually pay attention to what? Shaanxi reader readers: Atrophic gastritis is the reduction of gastric glands, sometimes with Intestinal metaplasia and atypical hyperplasia, in theory, they are all precancerous lesions. In other words, if such lesions without treatment, some may develop gastric cancer. According to the literature, up to 5% of patients develop cancerous lesions. Of course, even a small number of people with cancer appear to be a long process. Many elderly people have stomach atrophy