Results:There were 20 cases of malignant pheochromocytoma(PHEO),60 61%(20/33),11 cases of adenocarcinoma 33 33%(11/33),1 case of each sarcoma and malignant lymphoma,each 3 03%(1/33).

• 结果:病理证实其中恶性嗜铬细胞瘤(PHEO)20例,占60。61%25(20/33)、皮质腺癌11例占33。