cases, nasopharynx Week 337: Case 6 April 26, 2023 pathadmin 1. Presented by William Westra, M.D. and prepared by Julie M. Wu, M.D.35 year-old woman with large unilateral mass filling the right nasal cavityInflammatory sinonasal polypRespiratory epithelial adenomatoid hamartomaSchneiderian papilloma, cylindrical cell typeLow grade sinonasal adenocarcinoma 1. Presented by William Westra, M.D. and prepared by Julie M. Wu, M.D.35 year-old woman with large unilateral mass filling the right nasal cavity