Musculoskeletal CT Appearances

Chondrosarcoma CT Findings

• Most have matrix calcification
• Endosteal scalloping
• Heterogenous enhancement

Other Information About Chondrosarcoma

Etiology:

• Unknown
• May be associated with Ollier’s disease, Maffucci’s syndrome, enchondroma and multiple hereditary exotoses

Epidemiology:

• Typically affects middle aged and older patients

Presentation:

• Bone pain
• Palpable mass
• Joint stiffness and/or swelling

Prognosis:

• The relative 5-year survival rates are:
  • Localized: 91%
  • Regional: 76%
  • Distant: 17%
  • All SEER stages combined: 79%

Related Pearls: Bone Tumors