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Updated: Jul 10, 2026
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Surgical Approach and Complications of Stand-alone Lateral Trans-Psoas Interbody Fusion
Published on: February 14, 2025
Lumbar spine fusion and stabilization: hardware, techniques, and imaging appearances
Elizabeth E Rutherford1, Linda J Tarplett, Evan M Davies
1Department of Radiology, Southampton University Hospitals NHS Trust, Tremona Road, Mailpoint 53, Southampton, Hampshire SO16 6YD, England.
Summary
Radiologists need to understand normal postoperative lumbar spine imaging after surgical stabilization and fusion. Familiarity with various surgical devices and techniques is crucial for accurate assessment and complication detection.
Area of Science:
- Orthopedics
- Radiology
- Neurosurgery
Background:
- Lumbar spine stabilization and fusion are common surgical procedures.
- A variety of devices are used, including screws, cages, and artificial discs.
- Postoperative imaging is essential for evaluating surgical outcomes.
Purpose of the Study:
- To familiarize radiologists with the normal imaging appearances of the postoperative lumbar spine.
- To aid in the accurate assessment of spinal instrumentation.
- To help identify potential complications after lumbar spine surgery.
Main Methods:
- Review of common anterior and posterior surgical techniques for lumbar stabilization and fusion.
- Analysis of imaging characteristics of various spinal instrumentation devices.
- Discussion of the utility and limitations of radiography, computed tomography (CT), and magnetic resonance (MR) imaging.
Main Results:
- Radiography is the primary modality for postoperative spine evaluation.
- CT offers detailed visualization of bony structures and instrumentation.
- MR imaging can be affected by metal artifacts, potentially limiting its use.
Conclusions:
- Radiologists must be knowledgeable about diverse surgical techniques and devices.
- Understanding normal postoperative imaging is key to accurate interpretation.
- Familiarity with imaging modalities ensures effective patient assessment and complication management.
