Diabetic fibrous mastopathy.

Diabetic fibrous mastopathy is reported in a 37-year-old premenopausal woman. A known case of insulin-dependent diabetes mellitus, she presented with bilateral hard breast lumps, which were suggestive of malignancy on both ultrasonography and mammography. Fine-needle aspiration cytology and core biopsy showed fibrosis. An incisional biopsy further excluded malignancy and was conclusive for diabetic fibrous mastopathy......