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Washington University Experience | BASIC PROCESSES | Artifacts | Toothpaste | 1A1 Artifact, toothpaste (Case 1) 1A
Removal of the spinal cord in routine cases involves a significant amount of traction which may express cord parenchyma into the subdural or subarachnoid space and/or as internal protrusions from one level of the spinal cord into adjacent levels, mimicking neoplasia.
