15th February 2025

You are asked to review an 85-year-old patient on the ward.

You are asked to review an 85-year-old patient on the ward. She is in hospital due to a recent fall. Her only previous past medical history is of hypertension and macular degeneration. She tells you she can see “rats” in the corners of the room, although this does not seem to concern her. She does not appear confused and states that she has been seeing them on and off for the last couple of months. What is the likely diagnosis?

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