Ewing sarcoma - acetabulum

Case contributed by Frank Gaillard
Diagnosis almost certain

Patient Data

Age: 16 years
Gender: Male

Aggressive process involves the acetabulum. No involvement of the proximal femur. 


Mass involves the acetabulum and extends into the pelvis as well as into the hip joint. 

Bone scan

Nuclear medicine

Posterior view of bone scan of the pelvis demonstrates increased updake in the acetabulum. 


A lytic mass, with a wide zone of transition, involves the acetabulum and extends both into the hip joint and pelvis. 

  • Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

Case Discussion

This mass was confirmed to be a Ewing sarcoma

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