Radiologic effects of the surgery for lumbar disc herniation: a study with MRI at the end of the third post-operative month. The results of patients operated for lumbar disc herniation are good in 83%, fair in 10% and poor in 7. The poor results are considered to be the consequence of post operative fibrosis. A prospective study in 67 patients has been performed to study the post operative appearance of the operated lumbar spine, three months after surgery. 45 days after surgery the recovery of patients was assessed by the score of Staufer and Coventry and patients were entered in the study independently of their clinical state. The MRI was performed at the end of the third month postoperatively and patient recovery assessed according to the score of Senegas and Lavignolle. All the clinical and radiologic data were statistically analysed... the chi-square test, a p. value less than 0.05 was considered statistically non significant. The correlation between the clinical recovery and the MRI was realized.
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JOR Spine
March 2025
Department of Orthopedics, Luzhou Key Laboratory of Orthopedic Disorders, The Affiliated Traditional Chinese Medicine Hospital Southwest Medical University Luzhou Sichuan Province People's Republic of China.
Background: There are differences in the extent of excision of articular processes, spinal processes and posterior ligamentum complexes (PLC) for posterior approach lumbar interbody fusion. Given that the biomechanical significance of these structures has been verified and that deterioration of the biomechanical environment is the main trigger for complications in both fused and adjacent motion segments, changes in decompression ranges may affect the potential risk of adjacent segmental disease (ASD) biomechanically; however, this topic has yet to be identified.
Methods: Posterior lumbar interbody fusion (PLIF) with different decompression strategies was simulated in a well-validated lumbosacral model.
JOR Spine
March 2025
Department of Neurosurgery Celal Bayar University, Faculty of Medicine Manisa Turkey.
Study Design: Prospective biochemical study of comparison of A Disintegrin and Metalloproteinase with Thrombospondin motifs-4 (ADAMTS-4) and A Disintegrin and Metalloproteinase with Thrombospondin motifs 5 (ADAMTS5) levels in preoperative and postoperative venous blood, as well as in disc tissue obtained during surgery, in patients undergoing surgery for intervertebral disc disease, with enzyme levels in venous blood from a control group.
Objective: To compare the levels of ADAMTS-4 and ADAMTS-5 between patients with degenerative intervertebral discs and a healthy control group, aiming to identify biomarkers associated with intervertebral disc degeneration.
Literature: Although numerous studies have investigated the relationship between ADAMTS-4 and ADAMTS-5 enzymes and degeneration in experimental rat models and human tissues, no study has correlated their serum levels with intervertebral disc degeneration.
Musculoskelet Sci Pract
January 2025
Department of Pain Management, Sultan 1. Murat State Hospital, Edirne, Turkey. Electronic address:
Orthop Surg
January 2025
Department of Orthopaedic, Orthopaedic Research Institute, West China Hospital, Sichuan University, Chengdu, Sichuan, China.
Objective: Pear-shaped disc could increase the risk of intraoperative end-plate injury, which may lead to postoperative sclerotic Modic Changes (MCs). However, there are no studies on the relationship between pear-shaped disc and postoperative sclerotic MCs. Therefore, this study investigates the risk factors for postoperative sclerotic MCs following transforaminal lumbar interbody fusion (TLIF).
View Article and Find Full Text PDFOrthop Surg
January 2025
Health Science Center, Ningbo University, Ningbo, China.
The traditional posterior median approach laminectomy is widely used for lumbar decompression. However, the bilateral dissection of paraspinal muscles during this procedure often leads to postoperative muscle atrophy, chronic low back pain, and other complications. The posterior midline spinous process-splitting approach (SPSA) offers a significant advantage over the traditional approach by minimizing damage to the paraspinal muscles.
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