pseudo-tumoral dystrophic malformations , together with diffuse osteo-dystrophy the skeleton were also observedmthe most interesting and rarest manifestation , as there are to date only 23 published cases , is festooning or vertebral scalloping , which may be demonstrated by tomographic examination and completed by the use of contrast media , e.g . opaque myelography giving the pitted appearance and gas myelography showing the integrity of the spinal cord .
C0037253
skeleton
C0549207
vertebral