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The Unispacer knee system is a cobalt-chrome self-centring tibial hemiarthroplasty device for use in the treatment of isolated medial compartment osteoarthritis of the knee. The indications for use are similar to those for high tibial osteotomy, but insertion does not require bone cuts or component fixation, and does not compromise future knee replacement(More)
The association between air travel and pulmonary embolism (PE) is recognized, but the absolute risk has not been quantified. Due to its geographical isolation, more than 50% of international travelers arrive at Sydney airport after a flight of'at least 9 hours. Patients who become acutely unwell upon disembarkation are taken to one of two hospitals. In this(More)
Osteochondroma is the most common benign bone tumour. The risk of sarcomatous change in an isolated lesion is approximately 1%. We report a case of an isolated osteochondroma which appeared benign on clinical and plain radiographic examination but routine histological analysis revealed non-Hodgkin's lymphoma in the underlying bone. This association has not(More)
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