title: Pathology quiz case 2. Extramedullary hematopoeisis (EMH) of paranasal sinuses.
authors.affiliation: George Washington University, Washington, DC, USA.
authors.forename: Pamela
authors.initials: P
authors.lastname: Reed Kearney
authors.forename: Aziza
authors.initials: A
authors.lastname: Nasser
mesh_terms: D000328:Adult; D006411:Hematopoiesis, Extramedullary; D006801:Humans; D008297:Male; D010256:Paranasal Sinuses / Q000473:pathology* / Q000503:physiopathology*; D017086:beta-Thalassemia / Q000235:genetics / Q000473:pathology* / Q000503:physiopathology*