Focal nodular hyperplasia of liver

Focal nodular hyperplasia of the liver is a rare benign lesion of the liver. Due to the development of imaging technology in recent years, reports of focal nodular hyperplasia of the liver have gradually increased. In the previous literature, there were various names, such as focal cirrhosis, hepatic hamartoma, and inflammatory pseudotumor of the liver. Until 1958, Fang was named as focal nodular hyperplasia of liver. The designation was adopted by the World Health Organization in 1975 and the International Liver Research Association in 1976.