Can delirium be intermittent?

The symptoms of delirium are often acute and intermittent and the syndrome is also referred to as “acute confusional state.” Delirium is usually temporary and reverses when the problem causing it is resolved, but it can still be very frightening for people who experience it, as well as for those around them.

Does delirium fluctuate?

Fluctuation. The appearance of delirium symptoms can fluctuate significantly and frequently throughout the day. While people with dementia have better and worse times of day, their memory and thinking skills stay at a fairly constant level during the course of a day.