“Narrow-Wide-Narrow” QRS Complex Tachycardia— Beware the SmartwatchMonsters
Anno:
2025
Case Presentation A young adult patient was referred to our Arrhythmic Unit for palpitations.The patient's anamnesis revealed no previous arrhythmic episodes or family history of SCD. The physical examination results were unremarkable. The patient’s smartwatch recorded a narrow QRS regular tachycardia triggering a nonsustained phase of wide complex irregular…