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Repair of a Pseudarthrosis of the Lumbar Spine. A Functional Outcome Study*† by MAJOR CLYDE T. CARPENTER, MAJOR JOHN W. DIETZ, KENNETH Y. K. LEUNG, DAVID A. HANSCOM, and THEODORE A. WAGNER J Bone Joint Surg Am Volume 78(5):712-20 May 1, 1996 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Figs. 1-A and 1-B: Radiographs of a twenty-five-year-old man who had a solid fusion after repair of a pseudarthrosis. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Fig. 1-B: The pseudarthrosis was repaired with posterior bone-grafting at the fifth lumbar and first sacral vertebrae and instrumentation at the fourth and fifth lumbar vertebrae, as well as placement of a bone stimulator. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Figs. 2-A and 2-B: Radiographs of a forty-five-year-old man who had a successful repair. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Fig. 2-B: After posterior bone-grafting and instrumentation, a solid fusion was achieved. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Figs. 3-A through 3-D: Radiographs of a thirty-six-year-old woman who had an unsuccessful repair. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Fig. 3-B: In the year after the arthrodesis, there was progression of the spondylolisthesis and failure of the instrumentation, with a persistent pseudarthrosis at the fourth and fifth lumbar vertebrae. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Fig. 3-C After removal of the broken hardware and a repeat procedure, the patient declined to have an additional operation. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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Fig. 3-D After removal of the broken hardware and a repeat procedure, the patient declined to have an additional operation. MAJOR CLYDE T. CARPENTER et al. J Bone Joint Surg Am 1996;78:712-20 ©1996 by The Journal of Bone and Joint Surgery, Inc.
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