The dermis and subcutaneous fat shows lobules of breast ducts and lobules amid mature adipose tissue with dense periductal infiltration by lymphocytes, plasma cells, macrophages and neutrophils. This inflammatory infiltrate appears to destroy ductal epithelium with abscess formation. Skin is intact. No evidence of specific granulomas. No evidence of malignancy.
Right axillary swelling.
Partially covered soft tissue fragments collectively measured 2.8x2x0.8 cm, the largest measuring 1.5x1x0.8 cm, totally embedded.
Axillary swelling, biopsy: