Artikel
Vascularized Bone Flaps in Upper Extremity Reconstruction: A Case Series
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Veröffentlicht: | 6. Februar 2020 |
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Gliederung
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Objectives/Interrogation: Upper extremity composite tissue defects encompassing bone and/or isolated bony defects can be challenging; re-establishing a bony framework is critical for successful limb salvage. Vascularized bone flaps (VBFs) can provide a one-stage solution for autologous bony replacement in situations with large or complex bone defects and are often superior options compared with nonvascularized bone grafts or non-bone internal fixation techniques.
Methods: A retrospective review of VBFs performed by a single surgeon over a seven year period was conducted.
Results and Conclusions: Thirty-three total VBFs were completed for traumatic, oncologic, and congenital cases; seventeen of these were performed in the upper extremity. Patient age ranged from 5 to 64 years with the majority of patients being younger than 30 years old. Etiology of injuries included 11 traumatic and 6 oncologic (all 6 of which were pediatric cases). Successful union or bone healing was observed in 12 of 13 cases; at this time, 4 of the cases do not yet have an adequate follow-up period to determine union. There was 1 case of complete resorption of a fibula bone flap requiring salvage with an expandable megaprosthetic and additional soft tissue flap coverage.
VBFs have critical roles in successful limb salvage outcomes where certain bony defects are encountered. As evidenced in our series, VBFs provide reliable single-stage autologous bony reconstructions with relatively low and acceptable complication rates while achieving more functional outcomes. This series demonstrates the utility and success of VBFs for a variety of clinical situations.