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MR pathologic comparisons of wallerian degeneration in spinal cord injury

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Figure

Fig 1. Eight-day survival time after C-5 injury (case 1).A,area of increased signal intensity in the dorsal columns.boundary between the normal axons ((arrows Axial T2-weighted spin-echo images (2000/80/2 [repetition time/echo time/excitations], 256 � 256
Fig 2. Seven-week survival time after T-5 injury (case 9).A,columns (fragmented axons (spacing, loss of axons, and axonal debris throughout the degenerating areas
Fig 3. Six-month survival time after C-3 injury (case 12).A,the lateral columns.blue–staining myelin has been removed from the lateral corticospinal tracts on both sides of the cord.distorted myelin debris ( Axial T2-weighted spin-echo image (2000/80/2, 512 � 512 matrix) at the C-6 level shows areas of increased signal intensity inB, Low-magnification picture of a section from this level stained for myelin (solochrome-cyanine) shows that most of the darkC, A high-magnification picture of the left corticospinal tract shows that most of the myelin has been lost, and what remains is onlyarrows).
Fig 5. 18-year survival time after L-2
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