OSLO (Reuters) - Norway's Queen Sonja, 87, will have a pacemaker inserted in a scheduled surgery later this week after suffering a heart problem during the weekend, the Norwegian royal court said on Tuesday.

Queen Sonja of Norway was admitted to the hospital on Jan. 11 following a flare-up of her atrial fibrillation while skiing. She was discharged the following day, and the palace assures that her condition is not serious.

Queen Sonja is set to undergo surgery after her hospitalisation last weekend. The Norwegian Queen Consort, 87, will be fitted with a pacemaker on Thursday, the palace confirmed in a statement. She will be admitted to Rikshospitalet in Oslo on Wednesday evening ahead of the procedure and is then expected to remain in the hospital for one or two days.

On Sunday morning, the Norwegian Royal House announced that Queen Sonja of Norway regained a normal heart rhythm and was discharged from Lillehammer Hospital, where she was under observation for atrial fibrillation.

The wife of King Harald was briefly admitted to Lillehammer hospital after a ‘skiing incident’ complicated her pre-existing heart condition, but has seen been discharged in high spirits

Queen Sonja of Norway, 87, was admitted to hospital after suffering a skiing-related injury, the Norwegian royal household revealed on Saturday. The Norwegian Queen is said to suffer from atrial fibrillation which, according to the NHS website, is a heart condition that causes an irregular and often abnormally fast heart rate.

The Queen of Norway will be admitted to hospital for a heart operation. Queen Sonja, 87, is having a pacemaker fitted. Norway’s queen will go into hospital on January 15th ahead of an operation