Presentation
Left elbow pain and swelling with remote history of trauma during volley ball game.
Patient Data
Age: 10
Gender: Female
From the case:
Aneurysmal bone cyst
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Proximal ulnar metadiaphyseal expansile lesion that extends to the epiphysis. This lesion displays multiple cysts with fluid/fluid level denoting different ages blood products.
Case Discussion
Diagnosis: aneurysmal bone cyst.
Differential diagnosis includes fibrous dysplasia, telangiectatic osteosarcoma, giant cell tumor and brown tumor of hyperparathyroidism.