A firm, round lump in breast tissue could be a fluid-filled cyst. Typically not cancerous, breast cysts often need no treatment.
A Sebaceous Cyst is benign,usually just below the skin of the breast, and may look like a nodule on mammogram or solid on ultrasound.
located in the dermis, hypodermis (subcutaneous fat), or parenchyma. The differential that are seen by breast imagers are usually benign skin cysts. Hypoder-.
Breast sebaceous cyst, also sometimes known as an epidermal inclusion cyst or simply These lesions are typically located in the skin or subcutaneous tissue.