资料显示,2015年,我国新发现大肠癌病例约37.6万,19.1万人死于大肠癌。大肠癌包括结肠癌和直肠癌,近年来,直肠癌的发病率呈不断上升的趋势,年龄超过50岁的人是直肠癌的多发人群。目前,随着医疗水平的不断提高,直肠癌的治疗效果算是恶性肿瘤中较好的一种了,但为什么依然有大量的直肠癌患者死亡呢?最主要的原因是,发现时直肠癌已经是晚期了。所以,无论 According to statistics, in 2015, approximately 376,000 cases of colorectal cancer were newly diagnosed in China, and 191,000 people died of colorectal cancer. Colorectal cancer includes colon cancer and rectal cancer. In recent years, the incidence of rectal cancer has been on the rise. People over 50 years of age are people with multiple rectal cancers. At present, with the continuous improvement of medical care, the therapeutic effect of rectal cancer is considered to be a better one, but why is there still a large number of patients with rectal cancer? The main reason is that rectal cancer is already found at the time of discovery. Late. So no matter