Hepatomegaly is enlargement of the liver beyond its normal size. Certain conditions such as infection, parasites, tumors, anemias, toxic states, storage diseases, heart failure, congenital heart disease, and metabolic disturbances may all cause an enlarged liver.
Review Date 4/22/2021
Updated by: Michael M. Phillips, MD, Emeritus Professor of Medicine, The George Washington University School of Medicine, Washington, DC. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.