Cardiac disorders: Myocardial Contusions Flashcards

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1
Q

The most common physiologic consequence of myocardial injury in dogs is _________.

A

Arrhythmias

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2
Q

Myocardial injuries often manifest in what ways?

A

Arrhythmias and conduction defects

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3
Q

Treatment for myocardial injuries is aimed at preventing life threatening arrhythmias. Antiarrhythmic therapies include -?

A

Lidocaine (2 mg/kg IV q 10-20 minutes until a total of 8 mg/kg has been given)

Procainamide (6-15 mg/kg IM or IV q 4-6 hrs)

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4
Q

The end point of therapy for arrhythmias includes -?

A

Heart rate under 140 bpm and a return of adequate tissue perfusion

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