title: Extraskeletal osteogenic sarcoma--a case report.
abstract: A rare case of extraskeletal osteogenic sarcoma of the right groin in a 50 year old Chinese lady is being presented. A wide excision of the tumour was done. The differential diagnosis are discussed. This is an extremely rare tumour and is just as malignant and aggressive, if not more so than its counterpart in the bone.
authors.affiliation: Department of General Surgery, Singapore General Hospital.
authors.forename: K W
authors.initials: KW
authors.lastname: Eu
authors.forename: C
authors.initials: C
authors.lastname: Mohan
authors.forename: S K
authors.initials: SK
authors.lastname: Tan
authors.forename: S K
authors.initials: SK
authors.lastname: Lim-Tan
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006119:Groin; D006801:Humans; D008279:Magnetic Resonance Imaging; D008875:Middle Aged; D009336:Necrosis; D012516:Osteosarcoma / Q000175:diagnosis* / Q000601:surgery; D012983:Soft Tissue Neoplasms / Q000175:diagnosis* / Q000601:surgery