Conceptual
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Developmental Disorders and Abnormalities of the Breast in Pathology

This concept covers developmental disorders of the breast within female reproductive pathology, focusing on congenital and structural anomalies arising from abnormal embryologic development or hormonal/tissue response rather than neoplastic processes. It defines supernumerary nipples/breasts and accessory axillary breast tissue as resulting from persistence of epidermal thickening along the embryonic milk line, congenital nipple inversion as a structural anomaly with clinical significance tied to lactation function, and macromastia as excessive breast tissue growth attributed to tissue hormonal responsiveness during puberty.