Atrial tachycardia and other ectopic atrial rhythms occur when a site outside ... Brief atrial tachycardia is seen very commonly on ambulatory ECG monitoring in the elderly and is frequently ...

Any tachycardic rhythm with a left or right bundle branch block that is NOT ventricular tachycardia is considered "supraventricular tachycardia with aberrancy". This would even include sinus ...

Sometimes, an abnormal EKG reading is a normal variation in a person’s heart rhythm. In other cases, it may be due to an underlying heart condition or a reaction to medication. An ...