Clinical characteristics and outcomes of benign, atypical, and malignant breast adenomyoepithelioma: a single institution's experience.

•Unique organization of benign, atypical, malignant AME epidemiology/outcomes.•No local recurrences observed with negative margins in atypical, malignant AME.•Malignant AME carries metastatic potential and may require multimodal therapy.•AME rarity: within 18 years only 12 cases were found after centralized review.•Compares published AME manuscripts in a concise, easy to read table with discussion.