Chondrosarcoma - femur

Case contributed by Dr Ammar Haouimi

Presentation

Painful left knee.

Patient Data

Age: 80 years
Gender: Male
CT

There is a large osteolytic lesion of the distal femur with enhanced tumoral matrix, containing rings and arcs calcification (cartilaginous matrix) with endosteal scalloping and cortical breach at several levels (mainly anterior). A soft tissue extension is noted mainly towards the lateral femoropatellar joint. A mild joint effusion is noted. 

Case Discussion

CT features highly suggestive of a chondrosarcoma

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Case information

rID: 64187
Published: 6th Dec 2018
Last edited: 7th Dec 2018
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

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