Painful, Hot Fluctuant Lump on Chin of Breast Cancer Patient

April 16, 2011
Ted Rosen, MD

A 31-year-old woman has undergone a lumpectomy for a small, estrogen receptor–positive breast tumor. She is receiving chemotherapy prior to local radiation. She acutely develops a painful, hot fluctuant lump on her chin. She is afebrile.

What would be the most appropriate thing to do first?