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This document discusses various anterior approaches for spine surgery, including their advantages and challenges. It addresses the surgical anatomy and differences between anterior and posterior approaches. Specific anterior approaches covered include ALIF, OLIF, LLIF, and XLIF. Key advantages of anterior approaches include a more direct route to the spine, larger fusion area, and restoration of sagittal balance and spinal biomechanics. Challenges include potential complications from the retroperitoneal surgical route and risks to neurovascular structures. Case examples and future directions are also mentioned.



























Dr. Shrijith MB introduces himself, outlining his qualifications in Orthopedics and Spine Surgery.
Discusses the benefits of the anterior surgical approach in spine surgery, focusing on biomechanical advantages, fusion outcomes, and sagittal profile.
Overview of surgical anatomy for anterior vs posterior approaches, highlighting biomechanical concerns, safety profiles, indications for ALIF, OLIF, LLIF, and XLIF techniques.
Addresses neurovascular challenges, fusion areas, and the importance of careful dissection during surgery, including potential complications and back-up plans. Presents rationale for using a retroperitoneal approach, addressing benefits such as minimizing injury to the lumbar plexus, enhancing fusion rates, and preventing dural injuries.
Guides on the retroperitoneal approach, including positioning, expected complications, and prerequisites for successful surgery.
Explores concerns related to femoral nerve impact, cage subsidence, and reviews the footprint of surgical cages in spine procedures.
Summarizes key points and considerations for effective spine surgery, emphasizing comprehensive planning and understanding of surgical techniques.