Isolated cysts are commonly detected incidentally on abdominal ultrasonography or CT. These cysts are usually asymptomatic and have no clinical significance. The rare congenital polycystic liver is commonly associated with polycystic disease of the kidneys (see Cystic Kidney Disease: Autosomal Dominant Polycystic Kidney Disease (ADPKD)) and other organs. It causes progressive nodular hepatomegaly (sometimes massive) in adults. Nevertheless, hepatocellular function is remarkably well-preserved, and portal hypertension rarely develops.
Other hepatic cysts include the following:
Last full review/revision November 2012 by Steven K. Herrine, MD