title: Residents' corner. Answer to case of the month #55. Intrathoracic extramedullary hematopoiesis secondary to idiopathic myelofibrosis.
authors.affiliation: Department of Diagnostic Imaging, Queen Elizabeth II Health Sciences Centre, Halifax, NS.
authors.forename: G
authors.initials: G
authors.lastname: Joy
authors.forename: P M
authors.initials: PM
authors.lastname: Logan
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D006411:Hematopoiesis, Extramedullary; D006801:Humans; D008297:Male; D055728:Primary Myelofibrosis / Q000000981:diagnostic imaging*; D013902:Radiography, Thoracic; D014057:Tomography, X-Ray Computed