Adenoid cystic carcinoma: a rare breast carcinoma.

Adenoid cystic carcinoma is a rare neoplasm accounting for <0.1% of breast carcinomas. The mean age of presentation is fifth to sixth decade of life and it generally presents as a painful breast lump. The histological features are characteristic with cribriform and acinar pattern of basaloid cells. It is triple negative tumor with CD117 and p63 positivity and excellent prognosis.