More than 40,000 people are on the waiting list for outpatient appointments at present at University Hospital Galway.
The hospital has one of the highest outpatient waiting lists in the country.
Nationally the number of people waiting for an outpatient appointment now exceeds 600,000.
Almost 50,000 additional people are on the waiting lists since the start of this year, largely as a result of delays caused by the Covid 19 pandemic.
More than 230,000 people have been waiting more than 12 months for their appointment.