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Most patients with sinus bradycardia do not have symptoms. Individuals with symptoms can experience [[fatigue]], exercise intolerance, [[lightheadedness]], [[dizziness]], [[syncope]] or presyncope, worsening of anginal symptoms, worsening of heart failure, or [[cognitive delay]].  
Most patients with sinus bradycardia do not have symptoms. Individuals with symptoms can experience [[fatigue]], exercise intolerance, [[lightheadedness]], [[dizziness]], [[syncope]] or presyncope, worsening of anginal symptoms, worsening of heart failure, or [[cognitive delay]].  
==History and Symptoms==
==History and Symptoms==
Sinus bradycardia is most often asymptomatic. However, symptoms may include the following when severe:
Sinus bradycardia is most often asymptomatic. However, symptoms may include the following<ref name="urlBradycardia: Slow Heart Rate | American Heart Association">{{cite web |url=https://www.heart.org/en/health-topics/arrhythmia/about-arrhythmia/bradycardia--slow-heart-rate |title=Bradycardia: Slow Heart Rate &#124; American Heart Association |format= |work= |accessdate=}}</ref> when severe:


* [[Syncope]]
*[[Syncope]]
* [[Dizziness]]
*[[Dizziness]]
* [[Lightheadedness]]
*[[Lightheadedness]]
* [[Chest pain]]
*[[Chest pain]]
* [[Shortness of breath]]
*[[Shortness of breath]]
* [[Exercise intolerance]]
*[[Exercise intolerance]]
*[[Fatigue]]
*[[Fatigue]]



Revision as of 22:36, 26 August 2020

Bradycardia Microchapters

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Differentiating Bradycardia from other Conditions

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ibtisam Ashraf, M.B.B.S.[2]

Overview

Most patients with sinus bradycardia do not have symptoms. Individuals with symptoms can experience fatigue, exercise intolerance, lightheadedness, dizziness, syncope or presyncope, worsening of anginal symptoms, worsening of heart failure, or cognitive delay.

History and Symptoms

Sinus bradycardia is most often asymptomatic. However, symptoms may include the following[1] when severe:

References

  1. "Bradycardia: Slow Heart Rate | American Heart Association".

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