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What are reversible causes of dementia?

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About 20% of the causes of dementia are reversible.

Causes of dementia that may be reversible include:

  • Alcohol or drug abuse
  • Tumors
  • Subdural hematomas, blood clots beneath the outer covering of the brain
  • Normal-pressure hydrocephalus, a buildup of fluid in the brain
  • Metabolic disorders such as a vitamin B12 deficiency
  • Low levels of thyroid hormones, called hypothyroidism
  • Low blood sugar, called hypoglycemia
  • HIV-associated neurocognitive disorders (HAND)

From: What Is Dementia? WebMD Medical Reference

Reviewed by Neil Lava on December 09, 2017

Medically Reviewed on 12/09/2017

SOURCES: 

National Institute of Neurological Disorders and Stroke: "Dementia: Hope Through Research."

American Psychiatric Association: "Seniors."

National Institute of Neurological Disorders and Stroke: "NINDS Dementia Information Page."

UpToDate: "Patient information: Dementia (including Alzheimer disease) (Beyond the Basics)."

National Institutes of Health: "HIV Associated Neurocognitive Disorders."

Alzheimers.net: "What are the 7 Stages of Alzheimer's Disease?"

Fisher Center for Alzheimer's Research Foundation: "Clinical Stages of Alzheimer's."

Reviewed by Neil Lava on December 09, 2017

SOURCES: 

National Institute of Neurological Disorders and Stroke: "Dementia: Hope Through Research."

American Psychiatric Association: "Seniors."

National Institute of Neurological Disorders and Stroke: "NINDS Dementia Information Page."

UpToDate: "Patient information: Dementia (including Alzheimer disease) (Beyond the Basics)."

National Institutes of Health: "HIV Associated Neurocognitive Disorders."

Alzheimers.net: "What are the 7 Stages of Alzheimer's Disease?"

Fisher Center for Alzheimer's Research Foundation: "Clinical Stages of Alzheimer's."

Reviewed by Neil Lava on December 09, 2017

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