case_images: PMC10823316_01
case_images: The ECG upon admission shows a regular narrow complex tachycardia at a rate of 145/bpm with a retrograde P wave visible between the QRS and T wave (best at lead V1), resulting in a short-RP interval (95 ms), suggestive of typical AVNRT. There are multiple monomorphic PVCs.
case_images: omad143f1.jpg
case_images: PMC10823316_01_omad143f1.jpg
case_images: f1
case_images: The ECG immediately after conversion into sinus rhythm. Note the same pattern of PVC, which has been described in literature as a potential trigger of AVNRT.
case_images: omad143f2.jpg
case_images: PMC10823316_01_omad143f2.jpg
case_images: f2
case_images: During the measurement he immediately converted into sinus rhythm (Fig. 2).