cases, nasopharynx Week 327: Case 5 April 26, 2023 pathadmin 1. Presented by William Westra, M.D. and prepared by Julie M. Wu, M.D.70 year-old man with nasal obstruction. Schneiderian papillomaLow grade sinonasal adenocarcinoma, non-intestinal typeSinonasal adenocarcinoma, intestinal typeLow grade salivary gland adenocarcinoma, not otherwise specified (NOS) 1. Presented by William Westra, M.D. and prepared by Julie M. Wu, M.D.70 year-old man with nasal obstruction.