extrasystolic arrhythmia
Medical term for an arrhythmia caused by extrasystoles (premature heartbeats). Used in cardiology contexts.
Extrasystolic arrhythmia is caused by premature contractions of the heart.
General term for arrhythmia; 期外収縮性不整脈 specifies the type caused by extrasystoles.
Refers to the premature heartbeat itself; 期外収縮性不整脈 is the resulting arrhythmia condition.
Compound of 期外収縮 (extrasystole) + 性 (-ic, -like) + 不整脈 (arrhythmia). A modern medical term.