Slide 1Le lesioni colonnari Anna Sapino Università di Torino Slide 2 Columnar Alteration With Prominent Apical Snouts and Secretions: A Spectrum of Changes Frequently Present…

Slide 1 Slide 2 Atypical ductal hyperplasia “A diagnosis of ADH should not be made unless a diagnosis of low grade DCIS is being seriously considered” WHO Breast 2012…

Slide 1 Slide 2 Slide 3 Slide 4 ERCK5/6 Slide 5 Flat epithelial atypia Columnar cell lesions:  A spectrum: columnar cell change, columnar cell hyperplasia, flat epithelial…

Slide 1 Proliferative Epithelial lesions of the Breast Sami Shousha, MD, FRCPath Charing Cross Hospital & Imperial College, London Amman, November2013 Slide 2 Proliferative…

Slide 1 39305 incidental CCL 1 39305 2 43765. Nodule called DCIS. 5 mm. Nothing to localize on excision. 3 ER CK5/6 Flat epithelial atypia Columnar cell lesions: A spectrum:…