Neurocardiogenic syncope which is true?: (A) Vasodilation and bradycardia, (B) Initiated at lv, (C) Forceful contraction of heart, (D) Heart chambers filled with blood
Answer is A. (A) Vasodilation and bradycardia> Fainting due to bradycardia, heart block, or sinus arrest is called neurocardiogenic syncope. In addition, fainting is the presenting symptom in 7% of patients with myocardial infarctions. Thus, all cases of syncope should be investigated to determine the cause.