A 67-year-old man was delivered to the cardiology unit with complaints of periodical pain in the heart, dyspnea after even insignificant physical exertion, cyanosis, and edemas. ECG revealed additional contractions of the heart ventricles. Name this type of rhythm disturbance:

Question

Answer options

Bradycardia
Flutter
Fibrillation
Tachycardia
Extrasystole

Correct answer

Extrasystole

Explanation

Extrasystole is also known as extrasystole, premature beat, premature contraction, premature systole, premature ventricular beat or PVB, premature ventricular contraction.

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