Creutzfeldt-Jakob disease:

Creutzfeldt-Jakob disease is an organic brain syndrome caused by a protein-like particle called a prion. Loss of brain function resembles Alzheimer's disease, but is very rapid in progression. Complete dementia usually occurs by the sixth month, death follows quickly. There is no known cure.
- Reviewed last on: 8/6/2007
- Daniel Kantor, M.D., Director of the Comprehensive MS Center, Neuroscience Institute, University of Florida Health Science Center, Jacksonville, FL. Review provided by VeriMed Healthcare Network.