alteration of acinar epithelium of breast tissue to resemble apocrine sweat glands; seen commonly in fibrocystic disease of the breasts.
ap·o·crine met·a·pla·sia
(ap'ō-krin met-ă-plā'zē-ă) Alteration of acinar epithelium of breast tissue to resemble apocrine sweat glands; seen commonly in fibrocystic disease of the breasts.