Can blood tests detect colon cancer?

Can blood tests detect colorectal cancer? Blood tests generally test cells, such as red blood cells, white blood cells, neutrophils, etc., which can indirectly infer whether it is cancer, but the best way to confirm colorectal cancer is the fecal occult blood test. The fecal occult blood test is one of the means of early detection of colorectal cancer.

Carcinoembryonic antigen (CEA) test CEA has no specific diagnostic value and can produce both false positives and false negatives. Cytological and histological diagnosis Pathological diagnosis is the basis for making a clear diagnosis and formulating a treatment plan, including exfoliative cytology and biopsy tissue specimen pathological examination.

Genetic examination In the past 10 years, molecular genetics has revealed many genes related to tumorigenesis, and people have paid more and more attention to and understood the relationship between molecular genetics and tumorigenesis. 5. The rectal mucus T antigen test, also known as the galactose oxidase test, is a simple method for detecting specific markers of colorectal cancer and precancerous lesions. As long as the liquid on the rectal finger cot is smeared on a special paper film or glass slide, the galactose oxidase reaction and Schiff's reagent color development can be used to determine whether the patient's intestinal mucosa expresses T antigen.

The treatment method is comprehensive treatment with surgery as the main treatment. After the diagnosis of colorectal cancer, surgical resection should be performed as much as possible. If the lesion has not spread, surgical resection may have satisfactory results. Pay attention to diet after surgery, exercise appropriately, keep up with nutrition, and improve immunity to improve the ability to resist tumor malignancy. Taking ginsenoside RH2 single-ingredient products, if the content is not less than 16.2% of ginsenoside capsules, it is more conducive to human absorption and the effect is better.