Fig. 1

A Resting electrocardiogram shows normal sinus rhythm with nonspecific ventricular repolarisation abnormalities and normal QTc (423 ms). B HUTT’s electrocardiographic registry shows junctional rhythm with the presence of U wave. C Junctional rhythm with ventricular ectopy after syncopal event. D Normal sinus rhythm at recovery phase of the follow-up head-up tilt test, six years after tumour removal