Fat necrosis refers to dead or damaged breast tissue that often manifests as a noncancerous lump under the skin. In most cases, these lumps go away on their own and don’t return. Fat necrosis of ...

A cyst as big as a grapefruit. A blackhead so large it looked like a worn penny. A benign fatty mass sticking out of a neck like a second head. By comparison, the growth she was removing on a ...