Day 1 - Case 1

M.-A. Weber
Department of Diagnostic and Interventional Radiology, University of Heidelberg; Heidelberg/DE

Clinical history:
A 55-year-old man presented with increasing pain at the left ankle joint for about 6 months irradiating into the toes. About two years before he recognised a local swelling there that had slightly increased in size. At clinical examination, there was local tumefaction but no restricted motor function nor sensory loss.

Possible answers
  • Synovial sarcoma of the ankle joint
  • Liposarcoma arising from the Kager's triangle
  • Synovial chondromatosis of the ankle joint
  • Pigmented villonodular synovitis (PVNS) of the ankle joint
  • Severe osteoarthritis of the ankle joint with reactive synovitis

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