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AJR Teaching File: Progressive Myelopathy

Kent D. Nelson1 and Catherine C. Roberts1

1 Both authors: Department of Radiology, Mayo Clinic College of Medicine, 13400 E Shea Blvd., Scottsdale, AZ 85259.


Figure 1
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  		Fig. 1A —55-year-old woman with 3-year history of progressive lower extremity numbness and weakness. Sagittal T2-weighted MR image (TR/TE, 3,500/110) of lower thoracic spine and upper lumbar spine shows increased signal in enlarged lower thoracic spinal cord and conus medullaris (arrows) and numerous flow voids along dorsal surface of cord (arrowheads).

 

Figure 2
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  		Fig. 1B —55-year-old woman with 3-year history of progressive lower extremity numbness and weakness. Sagittal T1-weighted gadolinium-enhanced MR image (600/8.3) shows patchy enhancement of conus medullaris (arrows) and dilated dorsal draining veins (arrowheads).

 

Figure 3
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  		Fig. 1C —55-year-old woman with 3-year history of progressive lower extremity numbness and weakness. Coronal MR angiogram, obtained using gadolinium bolus technique (4-sec delay), of lower thoracic spine shows enlarged, tortuous draining veins (arrowheads) along surface of spinal cord.

 

Figure 4
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  		Fig. 1D —55-year-old woman with 3-year history of progressive lower extremity numbness and weakness. Anteroposterior (D) and lateral (E) views of digital subtraction spinal angiogram obtained with injection of left L2 lumbar artery (arrow) show opacified fistula (asterisk) and collection of abnormal draining veins (arrowheads).

 

Figure 5
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  		Fig. 1E —55-year-old woman with 3-year history of progressive lower extremity numbness and weakness. Anteroposterior (D) and lateral (E) views of digital subtraction spinal angiogram obtained with injection of left L2 lumbar artery (arrow) show opacified fistula (asterisk) and collection of abnormal draining veins (arrowheads).

 

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