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Magnetic resonance imaging revealed spinal cord compression due to intervertebral disc herniation of Hansen type I and II in the thoracolumbar vertebral column in two middle-aged coatis () with chronic progressive paraparesis. Surgical treatment included hemilaminectomy and partial corpectomy in one and dorsal laminectomy in the other coati. Both coatis recovered well after surgery. One showed unremarkable gait 6 and 15 months post surgery, while the other one suffered from recurrence of paraparesis leading to euthanasia because of deterioration of neurological signs 20 months after the first surgery. Necropsy revealed formation of a laminectomy membrane compressing the spinal cord. Histopathological signs of spinal cord injury and findings of degenerative processes in the intervertebral disc were comparable to those described in dogs. In conclusion, this case report shows for the first time that surgical intervention seems to be a useful and safe treatment in chronic intervertebral disc herniation in coatis, but relapses are possible.
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http://dx.doi.org/10.15654/TPK-180165 | DOI Listing |
J Orthop Sci
September 2025
Department of Orthopedic Surgery, Mie University Graduate School of Medicine, 2-174 Edobashi, Tsu, Mie, 514-8507, Japan.
Background: Cervical spine radiography is a common screening tool for cervical spondylosis with radiographic features, including osteophytes, disc height narrowing, vertebral sclerosis, and spondylolisthesis. The Kellgren-Lawrence classification is widely used for evaluating musculoskeletal radiographs, including spinal radiographs; however, evaluating the individual radiographic features of spondylosis is challenging with this classification. This study aimed to develop an elemental grading system for evaluating cervical spine radiographs and the extent of cervical spondylosis.
View Article and Find Full Text PDFGlobal Spine J
September 2025
Department of Orthopaedic Surgery, Osaka Metropolitan University Graduate School of Medicine, Osaka, Japan.
Study DesignRetrospective cohort study.ObjectiveCondoliase is a chemonucleolysis for lumbar disc herniation (LDH) that enzymatically degrades herniated disc material with high specificity for chondroitin sulfate and hyaluronic acid. Few studies have compared condoliase treatment with surgical treatments.
View Article and Find Full Text PDFJ Int Med Res
September 2025
Department of Orthopedics, Sanshui Hospital, Zhujiang Hospital, Southern Medical University, China.
ObjectiveTo investigate the analgesic effects of acetaminophen-mannitol injections after endoscopic lumbar discectomy.MethodsThis is a prospective case-control study involving 60 patients who were randomly selected from those who underwent endoscopic lumbar discectomy for lumbar disc herniation or lumbar spinal stenosis at Sanshui District People's Hospital of Foshan between April and September 2024. Two groups were formed by randomly assigning patients, with each group containing 30 individuals.
View Article and Find Full Text PDFNeuroradiology
September 2025
Department of Neuroradiology, Pitié-Salpêtrière Hospital, Paris, France.
Objective: Evaluating long-term outcomes following cementoplasty in patients with multiple myeloma (MM).
Methods: This is a single-center, retrospective study on all cementoplasties performed between January 2012 and December 2017. Patients with MM with a control MRI or CT scan beyond 5 years after the procedure were included.
Purpose: This study examines the association between neurogenic injury and lumbar intervertebral disc degeneration (LDD) in tethered cord syndrome (TCS) by comparing lumbar sagittal parameters and disc degeneration between patients with normal and abnormal somatosensory evoked potential (SSEP) findings.
Methods: We retrospectively analyzed clinical data from 43 patients diagnosed with TCS between July 2018 and July 2024. Based on tibial nerve somatosensory evoked potential (SSEP) examination results, patients were categorized into SSEP-normal and SSEP-abnormal groups.