The ransomware attack on the HSE's IT system is continuing to have a major impact on hospital services across the region.
At Mayo University Hospital, all outpatient clinics are cancelled.
All elective surgery is cancelled also, although the hospital says a small number of procedures may go ahead, and these patients will be contacted directly.
All diagnostics - including X-ray, CT and MRI scans and cardiac investigations are cancelled, as are endoscopy service.
Those attending the hospital's Emergency Department are also being advised of significant delays, due to the cyber attack.
Similar cancellations are in effect across all hospitals in the Saolta group, including UHG, Merlin Park, Portiuncla Hospital, Roscommon and Sligo University Hospitals.
Services that WILL go ahead include maternity services and dialysis treatment, while patients should attend their chemotherapy appointments unless contacted and advised otherwise.
General Manager of Mayo University Hospital Catherine Donohue has been telling Midwest News about the impact the cyber attack is having on services locally and nationally....