笔者回顾性分析３２５例各型原发型肝癌 (ＰＨＣ)及继发症的声像图表现 ,探讨肿瘤的生长速度 (即倍增时间ＴＤ)与患者的性别、年龄等相关因素的关系。１资料与方法１ １一般资料 :本组３２５例患者中男２７１例 ,女５４例 ,男女之比为５ :１ ;年龄９～８３岁 ,平均４４岁。所有 The authors retrospectively analyzed the sonographic findings of 325 cases of primary type liver cancer (PHC) and secondary diseases, and investigated the relationship between the tumor growth rate (ie, doubling time TD) and the patient’s gender, age, and other related factors. 1 Materials and Methods 1 1 General Information: This group of 325 patients were male 271 cases, female 54 cases, male to female ratio of 5:1; age 9 to 83 years, an average of 44 years old. all