Diagnostic value of plain radiography and myelography in lumbar canal stenosis

The records of seventy six patients with surgically proven lumbar canal stenosis were analysed. Clinical features, plain radiography and myelography of the lumbar spine were studied. Plain x-ray abnormalities suggesting spinal canal stenosis were positive in 66 cases [78.9%]. Myelography was correct in 67 eases [88.2%]