Axillary Tail of the Breast

**Semantic type:** Body Part, Organ, or Organ Component

**Definition:** The superolateral extension of the mammary gland into the axilla that consists of fibroadipose tissue, lymph nodes, and lymphatics.

**Synonyms:** - Axillary Process of Breast - Axillary Tail of Breast - Axillary tail of breast - Tail of Spence - axillary tail of breast