Aims: To investigate the associated factors of the etiology of hepatocellular carcinoma(HCC) in Northeast China, to guide clinical treatment and reduce the occurrence and development of HCC.Methods: Retrospective analysis of a prospective database identified patients with HCC in northeast China who underwent multi-disciplinary consultation from 2010 to 2011.Results:Three hundred and sixty seven patients of HCC were included in the study. In these cases, male:302(82.3%), female: 65(17.7%), ratio is 4.65:1,and the incidence is higher in man(P< 0.01).Minimum age 24,maximum age 81,with mean age 55, patients above 40 years old are apparently more than patients below 40 years old(340(92.6%)vs 27(7.4%),P< 0.01). Twenty seven patients(7.4%)have hepatitis and 333 patients(90.7%)have liver cirrhosis, with 11 patients(3.0%)with no hepatic diseases(P< 0.01). Two hundred and sixty eight patients(73.0%)have HBV infection, 64 patients(17.4%)have HCV infection, 5 patients(1.36%) have HBV and HCV coinfection, 11 patients(3.0%)have alcoholic disease, 5 patients(1.36%)have HBV infection and alcoholic disease, 1 patient(0.27%)has HCV infection and alcoholic disease and 2 patients(0.54%)are diagnosed as PBC.There are more patients with HBV infection than others(P< 0.01). After multi-disciplinary consultation, 28(7.63%)underwent surgical treatment,45(12.3%) underwent radiofrequency ablation(RFA), 83(22.6%) underwent transhepatic arterial chemotherapy and embolization (TACE), 5(1.36%) underwent molecular targeted therapy,2(0.54%) underwent TACE and molecular targeted therapy together, 60(16.3%) underwent conservative medical therapy,1(2.72%) underwent radiotherapy, 1(2.72%) underwent Hydrogen argon knife therapy,143(39%) don't receive therapy for a variety of reasons. The number of Patients who underwent surgery, TACE and RFA is obviously more than the number of patients who underwent other therapies(156 vs 67, P< 0.01).Conclusions: In northeast china, there are more male patients with HCC than female, and more patients above 40 years old than below 40 years old. Patients with liver cirrhosis are more susceptible to HCC than hepatitis and other liver diseases. HBV infection is a high risk factor. The main treatment methods are still surgery radiofrequency ablation and interventional treatment. Aims: To investigate the associated factors of the etiology of hepatocellular carcinoma(HCC) in Northeast China, to guide clinical treatment and reduce the occurrence and development of HCC. Methods: Retrospective analysis of a prospective database identified patients with HCC in northeast China who underwent multi-disciplinary consultation from 2010 to 2011. Results:Three hundred and sixty seven patients of HCC were included in the study. In these cases, male:302(82.3%), female: 65(17.7%), ratio is 4.65:1,and the incidence is higher in man(P< 0.01).Minimum age 24,maximum age 81,with mean age 55, patients above 40 years old are apparently more than patients below 40 years old(340(92.6%)vs 27(7.4%),P< 0.01). Twenty seven patients(7.4%)have hepatitis and 333 patients(90.7%)have liver cirrhosis, with 11 patients(3.0%)with no hepatic diseases(P< 0.01). Two hundred and sixty eight patients(73.0%)have HBV infection, 64 patients(17.4%)have HCV infection, 5 patients(1.36%) have HBV and HCV coinfection, 11 patients(3.0%)have alcoholic disease, 5 patients(1.36%)have HBV infection and alcoholic disease, 1 patient(0.27%)has HCV infection and alcoholic disease and 2 patients(0.54%)are diagnosed as PBC.There are more patients with HBV infection than others(P< 0.01). After multi-disciplinary consultation, 28(7.63%)underwent surgical treatment,45(12.3%) underwent radiofrequency ablation(RFA), 83(22.6%) underwent transhepatic arterial chemotherapy and embolization (TACE), 5(1.36%) underwent molecular targeted therapy,2(0.54%) underwent TACE and molecular targeted therapy together, 60(16.3%) underwent conservative medical therapy,1(2.72%) underwent radiotherapy, 1(2.72%) underwent Hydrogen argon knife therapy,143(39%) don't receive therapy for a variety of reasons. The number of Patients who underwent surgery, TACE and RFA is obviously more than the number of patients who underwent other therapies(156 vs 67, P< 0.01). Conclusions: In northeast china, there are more male patients with HCC than female, and more patients above 40 years old than below 40 years old. Patients with liver cirrhosis are more susceptible to HCC than hepatitis and other liver diseases. HBV infection is a high risk factor. The main treatment methods are still surgery radiofrequency ablation and interventional treatment.