Ultrasonographic findings in 34 cases of primary hepatoma, and 18 cases of secondary hepatoma, which had beenproved histopathologically or suspected clinically and ultrasonographically, were reviewed. The results weresummarized as follows. 1. Among 52 cases, 40 cases were male and 12 cases were female. The male predominent thanthe female with the ratio of 4:1. In 52 cases, 40 cases (77%) of the patients were between 41 years and 60 years.2. The most common ultrasonographic finding of hepatoma was discrete homogeneous hyperechoic mass. 3. Primaryhepatomas were usually solitary and relatively large, while secondary hepatomas were usually multiple andrelatively small. 4. Hepatitis, liver cirrhsis, and clonorchiasis were more common in primary hepatomas thansecondary hepatomas.