EasyCardiovascularAtrial fibrillation with haemodynamic instabilityuk-plab-1
A 70-year-old man develops sudden palpitations and breathlessness on the ward. Observations: HR 180 bpm irregularly irregular, BP 80/50 mmHg, RR 28/min, SpO2 92% on air, he is clammy and confused. ECG confirms atrial fibrillation with a rapid ventricular response. What is the most appropriate immediate management?