part_of part of part of has_disease_location heart premature cardiac contractions supraventricular ectopy true atrial premature complexes MedDRA:10050077 atrial ectopic beats premature atrial contractions supraventricular ectopy SVE A type of cardiac arrhythmia with premature atrial contractions or beats caused by signals originating from ectopic atrial sites. PACs ectopic supraventricular rhythm Aoife McMahon