DC cardioversion Flashcards

1
Q

definition of DC cardioversion

A

restoration of normal heart rhythm in pts with tachyarrhythmia

application of controlled shock synchronised with R wave of ECG through electrodes placed on chest wall of an anaesthetised patient

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2
Q

indications for DC cardioversion

A

restore sinus rhythm if VF/VT; AF, flutter, or supraventricular tachy-cardias if other treatments have failed, or there is haemodynamic compromise

may be emergency

aim is to completely depolarise the heart using a direct current

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3
Q

complications of DC cardioversion

A

if inadvertently teh shock is delivered at the peak of the T wave it can cause v tachy

blood clot in heart could move to other perts of body

bruising/burning/pain at areas where electrodes are placed

worsening of the arrhythmia

other people may be shocked

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