A smoker presents with recent onset breathlessness and ECG was done. The diagnosis is?
Atrial fibrillation
Paroxysmal supraventricular tachycardia
Acute myocardial infarction
Multi-focal atrial tachycardia
Multi - focal Atrial tachycardia: - Irregular R-R internal - Right axis detion - Variable amplitude P-wave - Normal PR interval - Non progression of R-wave (suggestive of Right ventricular etiology Atrial fibrillation Irregular R-R intervals and absence of P waves. AF Ruled out because these is P wave present in ECG. Acute myocardial infarction No STEMI No T wave inversion PSVT ruled out - Rhythm normal