What Is Adenoma Sebaceum?

Sebaceous adenomas usually refer to superficial benign sebaceous gland tumors, with obvious differentiation towards mature sebaceous gland cells.

Basic Information

English name

sebaceous adenoma

Visiting department

dermatology

Common locations

Head and neck

Common symptoms

Pimples or nodules, less than 1 cm in diameter, skin tone, sometimes pale yellow.

Clinical manifestations of sebaceous adenoma

Skin lesions appear as pimples or nodules, less than 1 cm in diameter, and are mainly distributed in the head and neck, sometimes in the upper part of the trunk, often with complexion and sometimes pale yellow. Multiple sebaceous gland tumors may be a sign of Muir-Torre syndrome. Other signs include multiple keratoacanthoma and visceral cancer, especially colon cancer.

Sebaceous adenoma examination

The histopathology of the lesion showed that the tumor was localized and connected to the epidermis. The tumor consisted of basal-like sebaceous germinal cells and mature sebaceous gland cells. Multilayer basal-like sebaceous germinal cells are located on the periphery of tumor lobules, and sebaceous gland cells are in the center.

Sebaceous adenoma treatment

This disease is a benign skin tumor and does not require treatment. If treatment can be taken surgically. For patients with sebaceous adenoma, screening for colon cancer is recommended.