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The patient is a 10-year-old boy who presents after twisting his right knee while playing a backyard game of badminton. The pain is such that he is unable to bear weight on the leg. Â Â Â Â Â Â Â Â Â Â Â Â Â
View the image taken (Figure 1) and consider what your diagnosis and next steps would be. Resolution of the case is described on the next page.

A 10-Year-Old Boy Who Twisted His Knee in the Backyard
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