Understanding Dementia: Causes, Symptoms & Types

Dementia is a condition that causes a variety of changes in the brain to occur. Short-term memory loss and changes in socialization and behavior are signs of dementia. Alzheimer's disease is a common cause of the condition.

Definition

• Dementia is a condition, not a disease, based upon changes in the brain. It affects a person's ability to handle activities of daily living and communication. Changes in personality may be apparent.

Types

• Common forms of dementia include Alzheimer's disease, Parkinson's disease, Korsakoff's syndrome and vascular dementia--common in stroke victims.

Testing

• Testing for dementia includes a physical and mental examination. Cognitive tests are given to determine function, memory, orientation and reasoning skills. The brain may be scanned using MRI and CT testing.

Prevention

• According to the Mayo Clinic, high levels of alcohol consumption, smoking as well as high levels of cholesterol and blood pressure may increase the risk of a person developing dementia. Control the above factors to decrease your risk of of developing dementia.

Complications

• As dementia progresses, a person will eventually stop eating and drinking. Personal hygiene such as bathing, dressing and toileting cannot be independently maintained. Dementia can cause a person to change emotionally. From aggression to anxiety, symptoms vary from person to person.