The man died just days later after making the three hour journey from Bronglais Hospital in Aberystwyth to Singleton Hospital in Swansea with no medical attention.
The nurse is accused of not carrying out an 'adequate assessment' of the patient and of making a 'retrospective entry' in his medical records a year after he died.
More top news
It will remain breezy with further blustery and at times thundery showers.
Here's our gallery of some of your St David's Day pictures.
Showers becoming increasingly wintry even to lower levels, bringing an ice risk.