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肝肿瘤分良性和恶性两种,良性肿瘤少见。恶性肿瘤常见的是肝癌,它又分为原发性和继发性(即转移性)两种。1原发性肝癌原发性肝癌是我国常见的恶性肿瘤之一,高发于东南沿海地区。我国肝癌患者的中位年龄为40~50岁,男性比女性多见。近年来其发病率有增高趋势[1-2]。1.1病因和病理原发性肝癌的病因和发病机制尚未确定。目前认为与肝硬化、病毒性肝炎、黄曲霉素等有关。从病理组织上可分为三类:肝细胞型、胆管细胞型
Liver tumors are benign and malignant two, benign tumors rare. Common malignancy is liver cancer, which is divided into primary and secondary (ie, metastatic) two. 1 primary liver cancer Primary liver cancer is one of the common malignant tumors in our country, high incidence in the southeast coastal areas. The median age of patients with liver cancer in our country is 40 to 50 years old, more common in men than women. In recent years, its incidence has increased trend [1-2]. 1.1 etiology and pathology The etiology and pathogenesis of primary liver cancer has not been determined. Currently considered with cirrhosis, viral hepatitis, aflatoxin and so on. From the pathological organization can be divided into three categories: hepatocellular type, cholangiocellular type