Sebaceous carcinoma of the glands of Zeis

A 64-year-old woman developed a slowly enlarging yellow mass in the left upper eyelid that was removed by wedge resection. Histopathologic examination revealed the tumor to be a sebaceous adenocarcinoma of the glands of Zeis. The clinical features, histopathology, management, and prognosis for Zeis gland carcinomas are discussed, with emphasis upon their differences from the more common Meibomian gland carcinomas.