Osteochondroma

Case contributed by Dr Rish Ratnalingam

Presentation

Left knee swelling which has gradually increased in size.

Patient Data

Age: 9 years
Gender: Female
X-ray

Pedunculated bony protuberance arising from the medial aspect of the tibial metaphysis which extends away from the knee joint. It is associated with a cartilaginous cap.

Case Discussion

Skeletally immature patient. Osteochondromas can continue to grow until the epiphyses fuse.

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