Overview
Parkinson's Dementia occurs when people with Parkinson's disease develop dementia at least a year or more after the onset of motor symptoms. Dementia in Parkinson's disease is caused by the changes in the structure and chemistry of the brain.Signs and Symptoms
Difficulty concentrating, Forgetfulness, Confused, Disoriented, Irritable, Aggressive, Impatient, Delusions, Sleeping problemsCommon Causes
Changes in the structure and chemistry of the brainRisk Factors
Older age at onset of Parkinson's, Advanced stage of the disease, Male gender, Family history of dementia, Severe motor symptoms, HallucinationsInvestigation Techniques
MRI brain, Mental state assessment such as Mini Mental State Examination or Montreal Cognitive Assessment, serum thiamine and B12 level, Thyroid function test,Treatment and Prevention
Deep brain stimulation, Antidepressant, L-dopa, Cholinesterase inhibitors, Benzodiazepine, Antipsychotics, Occupational therapy, Cognitive and behavioural therapy
