title: Pathologic quiz case. Unusual lung mass in a 21-year-old man.
authors.affiliation: Department of Pathology, Singapore General Hospital. siokbian@hotmail.com
authors.forename: Siok Bian
authors.initials: SB
authors.lastname: Ng
authors.forename: Puay Hoon
authors.initials: PH
authors.lastname: Tan
authors.forename: Raymond Kim Leong
authors.initials: RK
authors.lastname: Tan
mesh_terms: D000199:Actins / Q000378:metabolism; D000328:Adult; D015415:Biomarkers / Q000032:analysis; D003893:Desmin / Q000378:metabolism; D006104:Granuloma, Plasma Cell / Q000378:metabolism / Q000473:pathology* / Q000601:surgery; D006801:Humans; D007150:Immunohistochemistry; D008171:Lung Diseases / Q000378:metabolism / Q000473:pathology* / Q000601:surgery; D008297:Male; D013902:Radiography, Thoracic; D014057:Tomography, X-Ray Computed; D014746:Vimentin / Q000378:metabolism
chemical_list: D000199:Actins; D015415:Biomarkers; D003893:Desmin; D014746:Vimentin