Which statement is true of the incidence of dementia in Parkinson's patients?
A) Dementia is not a symptom of Parkinson's disease.
B) All Parkinson's patients develop dementia.
C) Dementia occurs in as many as 80% of Parkinson's patients.
D) If dementia occurs, it will occur in the early stages of the disease.

Question

Quizplus · Accepted Answer

Dementia is a common complication of Parkinson's disease and occurs in as many as 80% of patients. It may not necessarily occur in the early stages of the disease but can develop later on as the disease progresses. Option A and B are incorrect as dementia is indeed a symptom of Parkinson's disease, but not all patients will develop it. Option D is also incorrect as dementia can occur at any stage of the disease.

Which Statement Is True of the Incidence of Dementia in Parkinson's