Question

A 65-year-old man with progressive cognitive decline over 2 years, impaired instrumental activities of daily living and normal B12 and TSH is assessed in clinic. According to Canadian dementia guidelines, which investigation is routinely recommended?

Accepted Answer

MRI or CT brain to exclude structural causes

Answer

Routine EEG for all patients

Answer

Lumbar puncture in all cases

Answer

Brain biopsy

Answer

No investigations once dementia is suspected

Practice question

A 65-year-old man with progressive cognitive decline over 2 years, impaired instrumental activities of daily living and normal B12 and TSH is assessed in clinic. According to Canadian dementia guidelines, which investigation is routinely recommended?