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A 9-year-old male presents with a mass on his lower leg. He denies any history of trauma, and is otherwise healthy. A current radiograph of the affected leg is shown in Figure A. A biopsy of the lesion is obtained, and is shown in Figures B and C. What is the most likely diagnosis in this patient?
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A 10-year-old male presents for evaluation of a painless deformity of his lower leg. Based on the radiograph and histology slide shown in Figures A and B, what is the next best step for this patient?
Casting and monthly follow up
Curettage and bone grafting
Osteotomy with plate application
A 12-year-old female complains of a prominence below her left knee. It is tender when bumped, but painless at rest and with everyday activities. She denies fatigue, weight loss, and any other masses. Physical exam is notable for mild tenderness with firm palpation of the bump. She has full painless range of motion of the knee and ankle. A radiograph, CT scan, and histology slide are provided in Figures A, B, and C respectively. Which of the following is the most likely diagnosis?
Aneurysmal bone cyst
A 3-year-old boy was referred to you for evaluation of a bowing deformity of his leg and a persistent limp. Radiograph is shown. What is the most likely diagnosis?
Unicameral bone cyst