Symptomatic bradycardia
from class: Pharmacology for Nurses Definition Symptomatic bradycardia is a condition where the heart rate is abnormally slow, typically defined as fewer than 60 beats per minute, accompanied by symptoms such as dizziness or fainting. It requires immediate medical intervention to prevent complications.
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Predict what's on your test 5 Must Know Facts For Your Next Test Symptomatic bradycardia can lead to insufficient blood flow to organs, causing symptoms like dizziness, fatigue, and syncope. Common causes include heart block, myocardial infarction, and drug overdose (e.g., beta-blockers and calcium channel blockers). First-line treatment often includes the administration of atropine to increase heart rate. If atropine is ineffective, transcutaneous pacing or intravenous infusion of dopamine or epinephrine may be required. Monitoring and managing electrolyte imbalances and underlying conditions are crucial in treating symptomatic bradycardia. Review Questions What are the common symptoms associated with symptomatic bradycardia? Which medication is commonly used as the first-line treatment for symptomatic bradycardia? What are potential underlying causes of symptomatic bradycardia that nurses need to monitor?
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