title: It's elemental.
authors.affiliation: Orthopaedic Surgery Service, University Hospital of Geneva, Geneva, Switzerland.
authors.forename: Daniel
authors.initials: D
authors.lastname: Petek
authors.forename: Karim
authors.initials: K
authors.lastname: Burkhardt
authors.forename: Laurence
authors.initials: L
authors.lastname: Legout
mesh_terms: D000368:Aged; D001707:Biopsy, Needle; D002115:Calciphylaxis / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery*; D002481:Cellulitis / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D004188:Disarticulation / Q000379:methods; D004636:Emergency Service, Hospital; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007150:Immunohistochemistry; D007719:Knee Joint / Q000601:surgery; D035002:Lower Extremity; D035583:Rare Diseases; D018570:Risk Assessment; D012720:Severity of Illness Index; D016896:Treatment Outcome