Breast Adenoid Cystic Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** An adenoid cystic carcinoma primarily involving the breast. Three morphologic patterns are seen: cribriform, trabecular, and solid. The prognosis is excellent.

**Synonyms:** - Adenocystic Breast Carcinoma - Adenocystic Carcinoma of Breast - Adenocystic Carcinoma of the Breast - Adenoid Cystic Breast Carcinoma - Adenoid Cystic Carcinoma of Breast - Adenoid Cystic Carcinoma of the Breast - Mammary Adenocystic Carcinoma