title: [What is your diagnosis? Referred bilateral knee arthralgia, secondary to presacral postoperative effusion].
authors.affiliation: Service d'oncologie, CHCVs, Hôpital de Sion.
authors.forename: E
authors.initials: E
authors.lastname: Mahitchi
authors.forename: S
authors.initials: S
authors.lastname: Anchisi
authors.forename: D
authors.initials: D
authors.lastname: Van Linthoudt
mesh_terms: D000230:Adenocarcinoma / Q000601:surgery*; D001202:Ascitic Fluid / Q000473:pathology*; D004322:Drainage; D006801:Humans; D008159:Lumbar Vertebrae / Q000473:pathology*; D008160:Lumbosacral Plexus / Q000473:pathology; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D009408:Nerve Compression Syndromes / Q000150:complications / Q000175:diagnosis / Q000601:surgery; D010149:Postoperative Pain / Q000209:etiology*; D053591:Referred Pain / Q000209:etiology*; D011183:Postoperative Complications / Q000175:diagnosis* / Q000601:surgery; D012004:Rectal Neoplasms / Q000601:surgery*; D012187:Retroperitoneal Space / Q000473:pathology; D014057:Tomography, X-Ray Computed