Progressive myelopathy in a dog caused by thorium dioxide.

@article{Lord1965ProgressiveMI,
  title={Progressive myelopathy in a dog caused by thorium dioxide.},
  author={L H Lord and Gerald Robinson},
  journal={Canadian journal of comparative medicine and veterinary science},
  year={1965},
  volume={29 12},
  pages={306-11}
}
A study of the use of Thorotrast as a contrast media in myelograms in dogs is presented, indicating that the material introduced into the cerebro-spinal fluid, will become permanently associated with the meninges, leading to the development of myelopathy.