Osteosarcoma.
D000671:Amputation, Surgical; D001706:Biopsy; D001859:Bone Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy; D001842:Bone and Bones / Q000000981:diagnostic imaging; D002648:Child; D006801:Humans; D008175:Lung Neoplasms / Q000556:secondary; D012516:Osteosarcoma / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy; D011182:Postoperative Care; D011379:Prognosis; D014057:Tomography, X-Ray Computed; D014915:Whole-Body Counting