intervertebral disks
Serial MR Imaging of Annular Tears in Lumbar Intervertebral Disks
... Tears or fissures of the annulus fibrosus of lumbar intervertebral disks are abnormalities frequently en- countered in MR imaging of the lumbar spine. These tears are separations between annular fibers, ...
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The Value of T2 Relaxation Times to Characterize Lumbar Intervertebral Disks: Preliminary Results
... With a 6.5-minute FSE acquisition modified for the pur- pose, T2 values of the lumbar intervertebral disks can be assessed accurately. The T2 values show regional variation, theoretically because of ...
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High Resolution MR Imaging of Sequestered Lumbar Intervertebral Disks
... Signal intensity of the extradural defect and adjacent interspace was compared with that of intact lumbar intervertebral disks i.e., those demonstrating negligible interspace narrowing, [r] ...
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Effect of percutaneous nucleoplasty with coblation on phospholipase A2 activity in the intervertebral disks of an animal model of intervertebral disk degeneration: a randomized controlled trial
... severe intervertebral disk degeneration or annulus fibrosus tears) could also be cured or obtain satisfactory pain relief after coblation ...degenerative intervertebral disks and provide experimental ...
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Utility of high dose contrast enhancement for detecting recurrent herniated intervertebral disks
... Two minutes after the intravenous injection of gadoteridol 0.3 mmol/kg in dogs that had surgery 15 days previously, the enhancement of the disk fragments was 130%, and the enhancement of[r] ...
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Contrast enhancement of normal intervertebral disks: time and dose dependence
... The study suggests that in humans, MR images obtained between 20 and 45 minutes after intravenous injection of a paramegnetic contrast medium in a dose of 0.3 mmol/kg may demonstrate enh[r] ...
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The diagnosis of herniated intervertebral disks with MR imaging: a comparison of gradient refocused echo and spin echo pulse sequences
... The GRE pulse sequence of 200-400/ 15 TRJTE with a flip angle of 15-30° was selected as optimal because of its high signal-to-noise ratio and good contrast between CSF, nucleus pulposus,[r] ...
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Intervertebral Disk Appearance Correlated withStiffness of Lumbar Spinal Motion Segments
... The intervertebral disks were classified as: 1) normal, 2) having transverse or concentric tears of the annulus fibrosus if MR imaging showed only these changes, 3) having radial tears of the annulus fi- ...
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The incidence of cervical spondylosis decreases with aging in the elderly, and increases with aging in the young and adult population: a hospital-based clinical analysis
... Cervical spondylosis is a chronic degenerative process of the cervical spine that affects the vertebral bodies and intervertebral disks of the neck, and may progress into disk hernia[r] ...
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Quantitative evaluation of an automatic segmentation method for 3D reconstruction of intervertebral scoliotic disks from MR images
... 256 elements leading to a voxel size of 1 mm 3 . The sec- ond acquisition used a 3D FISP (Fast Imaging with Steady state Precession) sequence with parameters TR=7.1 ms, TE=2.38 ms, slice thickness of 1 mm and a matrix of ...
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Effect of disk maturation on diffusion of low molecular weight gadolinium complexes: an experimental study in rabbits
... the Intervertebral Disks, Milwaukee: Medical College of Wisconsin; 1994, ...of disks was not studied in this ...rabbit disks, proteoglycan concentra- tions are changing ...
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Structural Changes in Vertebrae of Mice Based on Experimental Model of Rheumatoid Arthritis
... on Intervertebral Disk after Ibuprofen Treatment The collagen fibers of intervertebral cartilaginous disk become sparse in mice induced with ...cartilaginous disks of the vertebrae were destroyed and ...
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Original Article The establishment of an adjacent intervertebral disc egeneration model in New Zealand white rabbits undergoing lumbar fixation and fusion for intervertebral disc degeneration
... owly advanced into the L3-4 space via the skin site 1.5 finger widths to the right of the spin- ous process. The needle tip was moved along the longitudinal axis of the spine from superior to inferior until soft tissue ...
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Original Article Investigation of sympathetic nerve branches in the pain conduction pathway of lumbar intervertebral discs in rats
... L5-6 intervertebral disc in ...lumbar intervertebral disc. The sensory nerve in the lumbar intervertebral disc enters the sympathetic nerve branch along the sinus vertebral nerve, but does not enter ...
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Intervertebral disc disease in Dachshunds radiographically screened for intervertebral disc calcifications
... Our results support radiography as an effective screening tool for IDC and also by implication as a tool to diminish incidence of IDD in Dachshunds. Our results of a high positive association between IDC and IDD are in ...
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Intervertebral disc and vertebral endplate subchondral changes associated with Modic 1 changes of the lumbar spine: a cross sectional study
... Modic 1 signal changes detected on magnetic reson- ance imaging (MRI) encompass clinical [1–3], radio- logical [4, 5] and biological [3] features, which allows for defining a specific subgroup of patients with chronic ...
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Swimming kinematics of juvenile kawakawa tuna (Euthynnus affinis) and chub mackerel (Scomber japonicus)
... The specific goal of this study was to create a more complete quantitative description of the swimming kinematics of two scombrid fishes to test the hypothesis that the kawakawa tuna uses a different locomotor mode from ...
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Case Report Effect of transcorporeal percutaneous endoscopic cervical discectomy on vertebral integrity
... TcPECD causes defect of the vertebral body and may lead to the destruction of the lateral part of the upper endplate and the apophyseal ring. Combined with preoperative planning of 3-D CT, establishment of working ...
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Correlation between lumbar intervertebral disc height and lumbar spine sagittal alignment among asymptomatic Asian young adults
... Methods: A cohort of 169 cases of asymptomatic volunteers was enrolled from January 2014 to July 2016. All participants underwent magnetic resonance imaging of the lumbar spine and panoramic radiography of the spine. ...
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Topping-off surgery vs posterior lumbar interbody fusion for degenerative lumbar disease: a comparative study of clinical efficacy and adjacent segment degeneration
... The intervertebral disc was resected, and cartilaginous end-plate ...inspected, intervertebral bone grafting was performed and cage of the appropriate size was ...
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