Hemangiomas

Most hemangiomas are small and do not cause symptoms. However, they can rarely become large and undergo spontaneous rupture. The decision to resect hepatic hemangioma depends of the size of the tumor and the symptoms that it produces (Table 13.7).

Table 13.7. Distinctions between adenomas and focal nodular hyperplasia

Adenoma

FNH

Occur primarily in young women

Yes

Yes

Associated with oral contraceptive use

Yes

Yes

Prone to hemorrhage and necrosis

Yes

Rare

Malignant change is possible

Yes

Rare

Composed of hepatocytes

Yes

yes

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