The MOST frequent cause of neurocognitive disorder in the elderly is:
A) vascular.
B) Parkinson's disease.
C) Alzheimer's disease.
D) congestive heart failure.

Question

Quizplus · Accepted Answer

Alzheimer's disease is the most common cause of neurocognitive disorders in the elderly, accounting for an estimated 60-80% of cases. Vascular dementia is the second most common cause, accounting for around 10-20% of cases. Parkinson's disease can lead to dementia in some cases, but it is not the most frequent cause. Congestive heart failure may contribute to cognitive impairment, but it is not a primary cause of neurocognitive disorder.

The MOST Frequent Cause of Neurocognitive Disorder in the Elderly