Benign tumor descriptions/locations

Adenoma

Tumor of glandular origin / Most organs

Adrenal rest tumor

Tumor containing adrenal tissue / Testicle

Angiomyolipoma

Tumor of blood vessels, muscle, and fat / Kidney

Focal nodular hyperplasia

Abnormal accumulation of cells within a focal region of an organ / Liver

Granuloma

Tumor consisting of a group of inflammatory cells / Liver and Spleen

Gastrinoma

Tumor that secretes gastrin / Pancreas

Hamartoma

Tumor consisting of an overgrowth of normal cells of an organ / kidney

Hemangioma

Tumor consisting of blood vessels / Liver, Spleen, and Kidney

Hematoma

Localized collection of blood / Anywhere an organ or tissue is affected by trauma

Insulinoma

Tumor that secretes insulin / Pancreas

Lipoma

Tumor that consists of fat / Liver, Spleen, Kidney, and superficial locations

Oncocytoma

Tumor consisting of oncocytes / Kidney

Pheochromocytoma

Tumor that consists of chromaffin cells of the adrenal gland / Adrenal gland

Teratoma

Tumor that consists of tissue from all three germ cell layers / Testicle or ovary

Urinoma

Localized collection of urine / Adjacent to a kidney transplant