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A 14-year-old male presents with longstanding knee pain. Which of the following benign bone lesions may require a chest radiograph as part of the initial screening?
Unicameral bone cyst
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An 18-year-old male presents with pain and swelling of his right shoulder. Figures A-C are the radiographs, CT scans and biopsy specimens of this patient. What is the most likely diagnosis?
A 14-year-old boy presents with 6 months of knee pain and swelling. Clinical photo, radiograph, CT scan, MRI scans, and histologic slide are shown in Figures A through F. What is the most likely diagnosis?
Giant cell tumor
Clear cell chondrosarcoma
A 15-year-old boy sustains a left knee injury while playing soccer. A radiograph and CT is shown in Figure A. Upon further questioning of the boy's mom, she reports he's been complaining of some left knee pain at bedtime for the past 3 months. Which of the following histology slides (Figures B-F) most likely represents this boy's biopsy specimen?
A 13-year-old boy presents with 3 months of increasing knee pain, particularly at night. A radiograph and histology are shown in Figure A and B. What is the most likely diagnosis?
Giant Cell Tumor