Spinal cord embolism syndrome MRI: First, to show the abnormal position of the spinal cord, the original spinal cord to the lumbar 1, 2 level, did a magnetic resonance found that the spinal cord position pulled to the lumbosacral canal, appearing obvious abnormality. Secondly, the abnormal pulling can lead to the appearance of spinal cord cavity, the appearance of damage to the spinal cord. Third, the cause of tethering may be a lipoma in the lumbosacral canal, which is firmly tied to the spinal cord. These three abnormalities are usually detected by magnetic resonance imaging (MRI).