Results 11 to 20 of about 6,870 (262)

Usefulness of 3-dimensional Measurement of Ossification of the Posterior Longitudinal Ligament (OPLL) in Patients With OPLL-induced Myelopathy

open access: yesSpine, 2015
Retrospective study.To evaluate the usefulness of 3-dimensional (3D) measurement of ossification of the posterior longitudinal ligament (OPLL), and identify the reliability of a novel 3D method of measurement.OPLL is not a 2-dimensional (2D) disease, but rather a 3D disease. Therefore, conventional measurement of parameters using radiography may not be
Nam, Lee   +5 more
semanticscholar   +5 more sources

Radiographic characterization of OPLL progression in patients receiving laminoplasty with a minimum of two-years follow-up

open access: yesNeurosurgical review
Ossification of the posterior longitudinal ligament (OPLL) is a common cause of degenerative cervical myelopathy (DCM) in Asian populations. Characterization of OPLL progression following laminoplasty remains limited in the literature.
Wai Kiu Thomas Liu   +3 more
semanticscholar   +2 more sources

The relationship between OPLL and metabolic disorders

open access: yesBone Research
Abstract Ossification of the posterior longitudinal ligament (OPLL) is a degenerative disease characterized by progressive ectopic bone formation process, which can lead to severe neurological impairments and reduced quality of life.
Wang, Junfeng   +6 more
openaire   +3 more sources

Analysis of progression of cervical OPLL using computerized tomography: typical sign of maturation of OPLL mass [PDF]

open access: yesJournal of Neurosurgery: Spine, 2015
OBJECT The progression of cervical ossification of the posterior longitudinal ligament (OPLL) can lead to increase in the size of the OPLL mass and aggravation of neurological symptoms. In the present study, the authors aimed to analyze the progression of cervical OPLL by using CT imaging, elucidate the morphology of OPLL masses, and evaluate the ...
Byung-Wan, Choi   +3 more
openaire   +3 more sources

The cutoff value of ossification of posterior longitudinal ligament (OPLL) for early diagnosis of myelopathy using somatosensory evoked potential in cervical OPLL patients

open access: yesSpinal Cord, 2017
STUDY DESIGN: Retrospective study. OBJECTIVES: The objective of this study was to find out whether ossification of posterior longitudinal ligament (OPLL) characteristics, including size, shape and subtype, can be used to diagnose myelopathy using ...
S. Yoon, Taeha Park, N. L. Eun, Y. Park
semanticscholar   +2 more sources

Association of a BMP9 Haplotype with Ossification of the Posterior Longitudinal Ligament (OPLL) in a Chinese Population [PDF]

open access: yesPLoS ONE, 2012
Direct or ex vivo BMP9 adenoviral gene therapy can induce massive bone formation at the injection sites and clearly promote spinal fusion. A comprehensive analysis of the osteogenic activity indicated that BMP9 was one of the most potent inducers of ...
Yuan Ren   +6 more
semanticscholar   +2 more sources

Targeted next-generation sequencing reveals multiple deleterious variants in OPLL-associated genes

open access: yesScientific Reports, 2016
Ossification of the posterior longitudinal ligament of the spine (OPLL), which is characterized by ectopic bone formation in the spinal ligaments, can cause spinal-cord compression.
Xin Chen   +15 more
semanticscholar   +2 more sources

Diagnosis of Cervical OPLL in Lateral Radiograph and MRI: Is it Reliable? [PDF]

open access: yesKorean Journal of Spine, 2012
Objective Cervical OPLL is a relatively common cause of developing cervical myelopathy or radiculopathy in Asians. Cervical OPLL is sometimes missed in lateral radiography or MRI. In the present study, we analyzed the diagnostic accuracy of cervical OPLL
M. Kang   +4 more
semanticscholar   +2 more sources

Correlation of OPLL with Spinal Instability [PDF]

open access: yesJournal of the Korean Radiological Society, 1998
PURPOSE: To evaluate the relationship between spinal instability and ossification of the posteriorlongitudinal ligament(OPLL). MATERIALS AND METHODS: In 70 patients(M:F=45:25, mean age=53years) diagnosed as OPLLon the bosis of with surgical operation ...
Ho Chul Lee   +2 more
openaire   +2 more sources

The clinical efficacy of laminectomy fusion fixation and posterior single open-door laminoplasty in the treatment of multilevel cervical ossification of the posterior longitudinal ligament (OPLL): a retrospective study

open access: yesBMC Surgery, 2023
Background To compared the clinical efficacy of two surgical methods, posterior laminectomy fusion fixation, and posterior single open-door laminoplasty, in treating multilevel cervical ossification of the posterior longitudinal ligament (OPLL).
Qian Zhang   +5 more
semanticscholar   +1 more source

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