Free Vascularized Fibular Grafts (FVFGs) are currently a mainstay for extreme case reconstruction mainly due to their anatomical characteristics, reliability, and versatility in managing all bone defects cases. Method: This paper is a review article of the journal found by the author suitable for our reference in search engines with the keywords "Free Vascularized Fibular Graft" "surgery" "postoperative" and "complications". Results: FVFG can be used as management of bone defects such as

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... auma, infection or tumor, treatment of congenital abnormalities, avascular necrosis (AVN), arthrodesis, and pediatric pathology. Position Placement, Intercalary Resection, Bone Tumor Resection, Fibula Flap Retrieval, Allograft Preparation, Reconstruction at Recipient Site, and Intra-articular Resection need to be considered in the surgical procedure. Postoperative Monitoring in the ICU is necessary to evaluate Vital signs, flap viability, axle well as complications in patients. Conclusion: FVFG is a choice of bone defect reconstruction techniques with good results to be considered by orthopedic surgeons. Keywords: Free Vascularized Fibular Grafts, FVFG, Surgery post-operative, complication.