case_images: PMC11769961_01
case_images: The initial ECG displays atrial fibrillation.
case_images: CCR3-13-e9204-g002.jpg
case_images: PMC11769961_01_CCR3-13-e9204-g002.jpg
case_images: ccr39204-fig-0001
case_images: A subsequent ECG confirmed atrial fibrillation with a rapid ventricular response (Figure 1).
case_images: Atrial fibrillation spontaneously reverted to sinus rhythm 30 min after the initial ECG, with no medication administered during this time.
case_images: CCR3-13-e9204-g001.jpg
case_images: PMC11769961_01_CCR3-13-e9204-g001.jpg
case_images: ccr39204-fig-0002
case_images: The patient subsequently reverted to normal sinus rhythm (Figure 2) without any medical intervention within a 30-min period, approximately 10 h after the onset of palpitations.