20th July 2023

A 76-year-old man was admitted to hospital with a fall, which happened when he lost his balance while turning around.

A 76-year-old man was admitted to hospital with a fall, which happened when he lost his balance while turning around. His wife tells you that he has been unsteady on his feet for about a year. In addition, over the last six months, he has developed some memory loss and struggles to concentrate. He has also been experiencing urinary urgency with some episodes of incontinence.

He has a CT head which shows global atrophy and significant ventricular enlargement.

What is the most likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.