Some forms of dementia have the potential to be reversed or treated, whereas others do not.


Potentially Reversible Dementias:

Dementia is a symptom of several conditions which have the potential to be reversed or effectively treated in some individuals. Here are some examples:


  • Hypothyroidism
  • Vitamin B12 deficiency
  • Depression
  • Alcohol abuse
  • Reactions to medications


Examples of Irreversible Dementias:

Although research into new medications is making progress, there is currently no way to reverse the brain damage caused by the following diseases:


  • Alzheimer's disease
  • Lewy body dementia
  • Frontotemporal dementia
  • Creutzfeldt-Jakob Disease