Table 1 Terminology previously applied to flat epithelial atypia (FEA) of the breast
From: Columnar cell lesions of the breast: a practical review for the pathologist
| Terminology | Author | Date |
|---|---|---|
| Abnormal involution | John Collins Warren | 1905 |
| Adenoid cystic change of senile parenchymatous hypertrophy | Joseph Colt Bloodgood | 1906 |
| George Lenthal Cheatle | 1920 | |
| Hyperplastic unfolded lobules | Wellings and Jensen | 1975 |
| Low-grade clinging carcinoma | John G. Azzopardi | 1979 |
| Columnar alteration with prominent atypical snouts / Columnar cell hyperplasia with atypia | Fraser et al. | 1998 |
| Atypical cystic lobules | Oyama | 1999 |
| Flat ductal intraepithelial neoplasia | Tavassoli et al. and Farid Moinfar | 2003/2009 |
| Columnar cell change (CCC) lesions | Schnitt and Vicent-Salomon | 2003 |
| Enlarged lobular units with columnar alteration | McLaren et al. | 2005 |