label: malignant adrenal gland pheochromocytoma
label_lc: malignant adrenal gland pheochromocytoma
description: "A pheochromocytoma that metastasizes to other anatomic sites. Common sites of metastasis include lymph nodes, bones, liver, and lung. Morphologic features associated with malignant pheochromocytomas include: atypical mitotic figures, capsular and vascular invasion, tumor cell necrosis, and high mitotic activity."