大肠癌是胃肠道常见的恶性肿瘤之一,占全部胃肠道癌的第1～2位,且其发病率有逐年增高趋势。虽然诊断技术不断有所改进,但由于大肠癌的早期症状易被忽略,故不少患者在确诊时已是晚期,严重影响预后。以下侧重就大肠癌的粪便诊断筛选指标作综合性 Colorectal cancer is one of the common malignancies of the gastrointestinal tract, accounting for the first to the second of all gastrointestinal cancers, and its incidence has increased year by year. Although the diagnostic technology has been improved, but because the early symptoms of colorectal cancer are easily overlooked, many patients are already at the advanced stage of diagnosis, which seriously affects the prognosis. The following focuses on the comprehensive evaluation of colorectal cancer fecal diagnostic screening indicators