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- cardiac magnetic resonance (CMR) imaging
- ventricular tachycardia
- familial cardiomyopathies
A 46-year-old man presented following an episode of palpitations after a run. Symptoms were of sudden onset with palpitations, chest tightness and light-headedness, with a recorded heart rate of 240 beats/min.
Three-lead ECG trace taken by the paramedics showed broad complex tachycardia with negative deflection in the inferior leads (see online supplementary files).
Symptoms resolved spontaneously before arrival to the hospital. A strip from the 12-lead ECG on arrival is shown further.
He reported a similar episode 2 weeks prior during a cycle ride. He had no significant medical history and was physically active, with a …
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient and public involvement Patients and/or the public were not involved in the design, conduct, reporting or dissemination plans of this research.
Patient consent for publication Obtained.
Provenance and peer review Not commissioned; externally peer reviewed.