cases, nose Week 157: Case 1 April 26, 2023 pathadmin 1. Presented by William Westra, M.D. and prepared by Marc Halushka M.D., Ph.D.Clinical history: 48 year-old female with acute myelogenous leukemia presents with sinusitis. Clinical concerns over a fungal sinusitis prompts a diagnostic biopsy of the sinonasal tract.Reactive epithelial atypiaViral cytopathic effectIn-situ squamous cell carcinoma 1. Presented by William Westra, M.D. and prepared by Marc Halushka M.D., Ph.D.Clinical history: 48 year-old female with acute myelogenous leukemia presents with sinusitis. Clinical concerns over a fungal sinusitis prompts a diagnostic biopsy of the sinonasal tract.