breast, cases Week 343: Case 2 April 26, 2023 pathadmin 1. Presented by Hind Nassar, M.D. and prepared by Julie M. Wu, M.D.13 year old male with gynecomastiaDuctal carcinoma in situLobular carcinoma in situAtypical ductal hyperplasiaMyoepithelial cell hyperplasia 1. Presented by Hind Nassar, M.D. and prepared by Julie M. Wu, M.D.13 year old male with gynecomastia