26th April 2024

A 54-year-old man presents with a 2-month history of progressive headaches, predominantly in the mornings, and episodes of nausea.

A 54-year-old man presents with a 2-month history of progressive headaches, predominantly in the mornings, and episodes of nausea. He reports recent difficulties with balance and coordination, as well as occasional blurred vision. He has no significant past medical history and is otherwise well with a normal BMI.

Investigations:

Neurological examination: Papilloedema and mild left-sided weakness

Which is the most likely diagnosis?