Warning

Who to refer

  • Symptomatic individuals in whom a rhythm control (electrical or chemical cardioversion) is 

  • Symptomatic individuals, on a rate-control AF strategy, in whom it has not been possible to achieve a heart rate <110/min at rest 

  • The person is found to have significant valvular disease or left ventricular systolic dysfunction on echocardiography

  • Asymptomatic AF in patients <50 years old

  • AF plus other structural or electrical pathology

Who not to refer

  • Patients who are acutely unwell should be discussed with Acute Medicine on-call service.

  • Asymptomatic AF after primary care rate control management (unless <50yrs old as above)

  • Rate controlled AF (unless <50 years old as above)

  • Purely for anticoagulation decision 

How to refer

  • SCI Gateway/Cardiology. Note that referral may be triaged to Nurse Led Atrial Fibrillation Clinic.

  • Include results of Bloods – FBC, U&E, LFTs, TSH, Cholesterol, Glucose and 12 Lead ECG and, if available, 24 hour tape summary (or other documentary evidence of AF).

Alternative to Referral

  • Non-urgent advice via SCI Gateway Advice Referral 


Specialty Description

Atrial Fibrillation is managed by our team of Cardiologists and Specialist Nurses. Patients will be triaged to most appropriate clinic at vetting. This may be Nurse Led AF Clinic, cardiologist or both.

Newly Diagnosed Atrial Fibrillation/Flutter Schematic


Primary Care Management

  • GP to make initial assessment and discuss and prescribe anticoagulation as appropriate.

  • Include bloods to include – FBC, U&E, LFTs, TSH, Cholesterol, Glucose

  • 12 Lead ECG.

  • Concise Primary Care management advice is available in here NICE Clinical Knowledge Summary Atrial Fibrillation


Useful resources

Editorial Information

Last reviewed: 10/08/2026

Next review date: 10/08/2028

Author(s): Hamish Dougall.

Author email(s): Hamish.Dougall@nhs.scot.