Hepatocellular adenoma epidemiology and demographics

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Nawal Muazam M.D.[2]

Overview

The incidence of hepatocellular adenoma is approximately 3 per 100,000 individuals worldwide. It is a rare benign tumor that is mainly found in women of child-bearing age.

Epidemiology and demographics

• The hepatocellular adenoma is more common in women in western countries, where they are exposed to higher doses of oral contraceptives.
• Hepatocellular adenoma is rare in regions where oral contraception is not widely used, such as asia.
• The prevalence of hepatocellular adenoma was increased in 1970s following the introduction of oral contraception in western countries.

Incidence

• The estimated incidence of hepatocellular adenoma is 3 per 1,000,000/year.
• The annual incidence is substantially higher with long term oral contraceptive use, estimated at 3 to 4 per 100,000, but may be less with newer oral contraceptives.

Age

Hepatocellular adenoma is a rare benign tumor that is mainly found in women of child-bearing age.

Gender

Women are more commonly affected with hepatocellular adenoma than males.

References

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