%0 Journal Article %T At last, mobile health leading to a£¿diagnosis in a£¿young patient with congenital heart disease %A B. J. Bouma %A G. A. Somsen %A I. I. Tulevski %A M. A. C. Koole %A M. J. Schuuring %A M. M. Winter %J Archive of "Netherlands Heart Journal". %D 2019 %R 10.1007/s12471-018-1224-z %X A woman with congenital pulmonary valve stenosis treated by balloon valvulotomy had been visiting the outpatient clinic for many years with complaints of palpitations. Several 24-h electrocardiogram (ECG) recordings and resting ECGs (Fig. 1a) showed frequent premature ventricular contractions and two regular wide-complex asymptomatic tachycardias of a maximum of eight beats with a maximal frequency of 120 beats/min. However, these findings could not be related to her complaints %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6393572/