10 month old male patient monitored during heart cath procedure. Patient has a history of pulmonary disease- atrial septal Defect (ASD), and patent ductus arteriosus. (PDA)
Rhythm analysis indicates sinus tachycardia which converts into supraventricular tachycardia, then back to sinus tachycardia.
This encounter starts in sinus tachycardia, and converts to supraventricular tachycardia (SVT), an extremely fast rhythm with a sudden onset and ending. The SVT episode ends and converts back to sinus tachycardia. Note that in this case the patient is a 10 month baby; the normal heartrate for this age is from 80 to 160 bpm.
Source: PhysioNet MGH050