Consensus on guidelines for screening and diagnosis of hepatocellular carcinoma precancerous lesions

Introduction The pathogenesis of hepatocellular carcinoma (HCC) in China mostly follows the "three-step" model of "hepatitis B-liver cirrhosis-liver cancer"
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The screening of precancerous lesions has achieved remarkable results in the diagnosis and treatment of malignant tumors such as gastric cancer, colorectal cancer and cervical cancer
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Based on the research results and clinical experience of experts in this field at home and abroad, the "Multidisciplinary Expert Consensus on the Diagnosis and Treatment of Hepatocellular Carcinoma Precancerous Lesions (2020 Edition)" has been coordinated to treat high-grade dysplastic nodules in the liver as liver cancer.
The precancerous lesions of liver cancer are summarized and defined in terms of concept, screening, diagnosis, treatment and follow-up.
The aim is to propose and establish the concept and principles of diagnosis and treatment of liver cancer precancerous lesions, in order to reduce the incidence of liver cancer in China and improve liver cancer.
Contribute to the overall therapeutic effect
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This article summarizes the screening and diagnosis part of the consensus,