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Dynamic Hip Screw Compared with External Fixation for Treatment of Osteoporotic Pertrochanteric Fractures by Antonio Moroni, Cesare Faldini, Francesco Pegreffi, Amy Hoang-Kim, Francesca Vannini, and Sandro Giannini J Bone Joint Surg Am Volume 87(4):753-759 April 1, 2005 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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AO/OTA classification of type-A1 and A2 pertrochanteric fractures. Antonio Moroni et al. J Bone Joint Surg Am 2005;87:753- 759 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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(1) Pin position 1 (cancellous bone), (2) pin position 2 (cancellous bone), (3) pin position 3 (cortical bone), and (4) pin position 4 (cortical bone). Antonio Moroni et al. J Bone Joint Surg Am 2005;87:753- 759 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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Radiograph of an eighty-two-year-old patient with a pertrochanteric fracture. Antonio Moroni et al. J Bone Joint Surg Am 2005;87:753- 759 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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Radiograph made immediately postoperatively. Antonio Moroni et al. J Bone Joint Surg Am 2005;87:753- 759 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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Radiograph made three months postoperatively, showing fracture-healing with maintenance of fracture reduction. Antonio Moroni et al. J Bone Joint Surg Am 2005;87:753- 759 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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Radiograph made at six months. Antonio Moroni et al. J Bone Joint Surg Am 2005;87:753- 759 ©2005 by The Journal of Bone and Joint Surgery, Inc.
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