cases, sinus Week 398: Case 2 April 26, 2023 pathadmin 1. Presented by George Netto, M.D. & Kathryn Jockovic, M.D. and prepared by Andrea Subhawong, M.D.A 54 year old male presented with severe persistent headaches. A sinonasal mass was evident on MRI studies. A biopsy was performed.images/6.29.09.05a.jpgimages/6.29.09.05b.jpgimages/6.29.09.05c.jpgimages/6.29.09.05d.jpgimages/6.29.09.05e.jpgSinonasal undifferentiated carcinoma (SNUC)Small cell neuroendocrine carcinomaPNET/Ewing sarcomaEsthesioneuroblastoma (Olfactory neuroblastoma) Loading...