Detection of early colorectal cancer and precancerous lesions
Patients with a positive test result should be referred for diagnostic colonoscopy.
Patients with a negative test result should discuss with their doctor when they need to be tested again.
Follow-up and monitoring
A blood-based test for diagnosis of colorectal cancer by detecting a combination of proorietary epigenomics DNA methylation biomarkers.
Invasive, unpleasant bowel preparation, requires special facilities and sedation, accessibility, need for anesthesia, low patient compliance, risk of bowel perforation or bleeding
Poor detection of precancerous lesions, cannot remove lesions at time of detection, detects ingested hemoglobin
Poor detection of precancerous lesions, cannot remove lesions at time of detection
Male and female aged 40 and above.
A history of colorectal cancer, adenomas, other related cancers, or a relevant familial (hereditary) cancer syndrome.
Anorectal symptoms more than two weeks.
Been diagnosed with type Ⅱ diabetes.
A history of benign polyps in the colon or rectum or related cancers, like(IBD), chronic ulcerative colitis(CUC), etc.
Habits of a high-fat diet, smoking or drinking.
 Vanessa B , Karen S . Colorectal cancer development and advances in screening[J]. Clinical Interventions in Aging, 2016, Volume 11:967-976.
 张政, 李鹏, 张澍田. 中国结直肠癌筛查的研究历史 现状与展望[J]. 中国实用内科杂志, 2018, 38(09):777-779.  张瑞, 雷林, 彭绩,等. 胃癌筛查的研究进展[J]. 中国肿瘤, 2020, v.29(06):15-22.