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A case of acute swelling of the left shoulder
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    Causes of osteolysis

    Dear Editor

    I complement the authors on an excellent case. Could I however, point out that in the table on causes of osteolysis, there is no mention of crystal arthropathy. Calcium pyrophospahte dihydrate(CPPD) and basic calcium phosphate (BCP) associated crystal arthritis are known to cause osteolysis in a small no of patients. These would form part of the differentail diagnosis for any patient with this presentat...

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    Conflict of Interest:
    None declared.