cases, oral Week 446: Case 1 April 26, 2023 pathadmin 1. Presented by William Westra, M.D. and prepared by Rui Zheng, M.D., Ph.D.56 year-old man with a buccal ulcerimages/1alex/08092010case1image1.jpgimages/1alex/08092010case1image2.jpgimages/1alex/08092010case1image3.jpgimages/1alex/08092010case1image4.jpgimages/1alex/08092010case1image5.jpgPseudoepitheliomatous hyperplasiaNecrotizing sialometaplasiaInvasive well-differentiated squamous cell carcinomaMucoepidermoid carcinoma Loading...