Hepatocellular adenoma

Hepatocellular adenoma
Micrograph of a hepatic adenoma (bottom of image). H&E stain
SpecialtyGastroenterology, oncology 

Hepatocellular adenoma (also known as hepatic adenoma or hepadenoma) is a rare, benign liver tumor. It most commonly occurs in people with elevated systemic levels of estrogen, classically in women taking estrogen-containing oral contraceptive medication.