AIM:To illustrate the magnetic resonce(MR) myelography features in the disease of lumbosacral nerve roots.METHODS:MR myelography using heavily T2 weighted spin-echo imaging with fat supression was performed in 75 cas...AIM:To illustrate the magnetic resonce(MR) myelography features in the disease of lumbosacral nerve roots.METHODS:MR myelography using heavily T2 weighted spin-echo imaging with fat supression was performed in 75 cases with chronic pain of waist on a Siemens Magneton Impect 1.0 TMR unit.Maximum intensity projection(MIP) was used for image reconstruction.RESULTS:The thecal maugins,nerve roots and nerve root sheaths were well demonstrated on MR myelography image.In 75 patients with chronic of waist,nerve root disease was found in 11 cases.6nerve root abnormality (8%),2perineural cyst(3%),3 neurofibroma(4%) had their own MR myelography features.CONCLUSION:MR myelography can show the morphologic and structural change of lumbosacral nerve roots.In MR myelography image,disease of lumbosacral nerve roots has a characteristic finding.MR myelography in very useful in diagnosis of nerve-root disease.展开更多
文摘AIM:To illustrate the magnetic resonce(MR) myelography features in the disease of lumbosacral nerve roots.METHODS:MR myelography using heavily T2 weighted spin-echo imaging with fat supression was performed in 75 cases with chronic pain of waist on a Siemens Magneton Impect 1.0 TMR unit.Maximum intensity projection(MIP) was used for image reconstruction.RESULTS:The thecal maugins,nerve roots and nerve root sheaths were well demonstrated on MR myelography image.In 75 patients with chronic of waist,nerve root disease was found in 11 cases.6nerve root abnormality (8%),2perineural cyst(3%),3 neurofibroma(4%) had their own MR myelography features.CONCLUSION:MR myelography can show the morphologic and structural change of lumbosacral nerve roots.In MR myelography image,disease of lumbosacral nerve roots has a characteristic finding.MR myelography in very useful in diagnosis of nerve-root disease.