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A 54-year-old Caucasian woman was admitted to the emergency department of a peripheral hospital for palpitations. ECG showed a wide QRS complex tachycardia that resolved spontaneously (figure 1A). Clinical history was negative. At echocardiogram, hypokinesia and thinning of basal septum and mild pericardial effusion were the only abnormal findings (see online supplementary videos 1 and 2). Left ventricular (LV) ejection fraction (EF) was 55%. Coronary arteries were normal at coronary angiography. Chest x-ray was normal. At electrophysiological study ventricular tachycardia with the same morphology encountered at presentation was inducible. The patient …
Contributors GG is the writer of the article, the creator of the final image and the one who collected the data of the clinical case. OL is the pathologist who analysed images of endomyocardial biopsy and made available the histological images. CR drafted and reviewed this paper as an expert in diseases of the myocardium and pericardium.
Competing interests None.
Patient consent Obtained.
Ethics approval Was obtained by the authors Cardiology section board.
Provenance and peer review Not commissioned; internally peer reviewed.
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