Oct 23, - Q: What are the symptoms of inflammatory breast cancer? If an abscess is not clearly seen, then a needle biopsy of a mass seen on the. Aug 14, - Mastitis typically improves with antibiotics. (See "Nonlactational mastitis in adults" and "Primary breast abscess".) Approach to treatment — Inflammatory breast cancer (IBC) is an aggressive form of locally advanced breast cancer (LABC).