
This narrow complex tachycardia was recorded from a 31 year old female who complained of palpitations and of feeling “light headed”. As in the previous patient, which of the following do you think is the correct diagnosis?
1) sinus tachycardia
2) ectopic atrial tachycardia
3) AV junctional reciprocating (re-entrant) tachycardia
4) atrial flutter
5) atrial fibrillation