QuestionSBA
QuestionChoice
Given the long-term nature of the symptoms, this is unlikely to be delirium. Delirium is a more acute change in mental state caused by an underlying abnormality such as an infection or electrolyte imbalance. The combination of cognitive decline with visual hallucinations and bradykinesia is characteristic of Lewy body dementia (DLB).
10025529
e
Delirium
QuestionChoice
The combination of cognitive decline with visual hallucinations and bradykinesia is characteristic of Lewy body dementia (DLB). By contrast, patients with vascular dementia are more likely to have underlying cardiovascular risk factors such as hypertension and hyperlipidaemia. Vascular dementia is also characterised by a 'stepwise' decline rather than the more gradual and fluctuating presentation seen in DLB.
10025526
b
Vascular dementia
QuestionChoice
The combination of cognitive decline with visual hallucinations and bradykinesia is characteristic of Lewy body dementia (DLB). By contrast, Alzheimer's disease does not typically feature bradykinesia or visual hallucinations.
10025527
c
Alzheimer's disease
QuestionChoice
The combination of cognitive decline with visual hallucinations and bradykinesia is characteristic of Lewy body dementia (DLB). By contrast, fronto-temporal dementia usually presents with changes to behaviour, personality and language.
10025528
d
Fronto-temporal dementia
QuestionChoice
The combination of cognitive decline with visual hallucinations and bradykinesia is characteristic of Lewy body dementia (DLB). DLB makes up 10-15% of dementia cases.
10025525
a
Dementia with Lewy bodies
Concept
Chapter
2693
5849
Dementia with Lewy bodies
Topic
141
Neurology
17503
A 75 year old man presents to the GP surgery with his wife. She reports that her husband has been getting gradually more muddled over the past 8 months, forgetting where he puts things and the names of certain relatives. In the same period, his movements have become noticeably slower. He reports sometimes seeing animals in their living room that his wife says are not really there. He is otherwise fit and well, and takes no regular medications.

Which of the following is the most likely underlying diagnosis?
a