However, since you’re symptomatic and hence you need an evaluation and
treatment for the same. The usual tests done are serum potassium
levels as low potassium can precipitate the same, echocardiography to assess the status of the valves and the walls of the ventricles, holter monitoring (this is a 24 hr continuous ECG) to assess the extent of PVC’s (how often they occur in a day). In young people, the usual cause is consumption of alcohol, tobacco, cocaine, anxiety etc.