Electric altemans is seen in:
Answer is A (Cardiac tamponade) Electrical alternans refers to a beat-to-beat alteration in one or more components of the ECG signal. Total electrical alternans (P-QRS-T) with sinus tachycardia is a relatively specific sign for pericardial effusion, often with cardiac tamponade. Feature Cardiac Tamponade Constrictive Pericarditis Restrictive Cardiomyopathy RVMI Electrical Alternans May be present Absent Absent Absent
Cardiac tamponade
Restrictive cardiomyopathy
Constructive pericarditis
Right Ventricular MI (RVMI)