Approximately 10ml of peripheral blood or 3ml plasma.
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.
Expanded Use
Follow-up and monitoring
Prognostic evaluation
Therapeutic Assessment
A blood-based test for diagnosis of colorectal cancer by detecting a combination of proorietary epigenomics DNA methylation biomarkers.
Sensitivity: 85.01%;
Specificity:94.41%;
Colonoscopy | FOBT | FIT | |
Sensitivity | >95%[1] | 62%-79%[2] | 73%-92%[2] |
Specificity | / | 87%-96%[2] | 91%-97%[2] |
limitations | 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.
[1] Vanessa B , Karen S . Colorectal cancer development and advances in screening[J]. Clinical Interventions in Aging, 2016, Volume 11:967-976.
[2] 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. [8] 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.
Approximately 10ml of peripheral blood or 3ml plasma.
The packaging Specifications of the test kits are 30 tests/ kit.
It is required to use a software (which is provided with kit), input result from qPCR, then user will get detection value. The presentation states that a negative result is considered when detection values are <1.2 and a positive result when detection values ≥1.2.
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