What is the treatment for sinus bradycardia?
Atropine is useful for treating symptomatic sinus bradycardia and may be beneficial for any type of AV block at the nodal level. The recommended atropine dose for bradycardia is 0.5 mg IV every 3 to 5 minutes to a maximum total dose of 3 mg.
What is the most common cause of sinus bradycardia?
One of the most common pathologic causes of symptomatic sinus bradycardia is the sick sinus syndrome. The most common medications responsible include therapeutic and supratherapeutic doses of digitalis glycosides, beta-blockers, and calcium channel-blocking agents.
Is sinus bradycardia a heart condition?
In sinus bradycardia, the heartbeat is starting in the normal part of the electrical system, the SA node, but the beat is slow. Many adults and children have sinus bradycardia that does not cause symptoms. In these cases, the bradycardia is a normal event and does not mean there is a heart problem.
Does sinus bradycardia go away?
Sinus bradycardia can be a sign of a problem with the heart or another medical condition. Sinus bradycardia can happen off and on in response to specific situations. Other times, it can be permanent.
What conditions can cause sinus bradycardia?
Causes of pathophysiologic sinus bradycardia include: Advanced age Problems with the SA node (sick sinus syndrome) Inflammatory heart conditions, like pericarditis or myocarditis Heart conditions that exist at birth (congenital) Increased pressure inside the head (for example, in an injury to the brain) Heart attack (myocardial infarction) Obstructive sleep apnea
What is the prognosis of sinus bradycardia?
Sequelae of sinus bradycardia are related to its underlying etiology, including the following: In patients who present with toxic exposure, the prognosis is good once the offending agent has been removed. Patients with sick sinus syndrome have a relatively poor prognosis, with 5-year survival rates in the range of 47-69%.
What are the main causes of bradycardia?
One of the most common causes of bradycardia is internal damage that has been done to the electric impulses of the heart, either through heart disease or another illness.
What causes low pulse rate its 40?
What Causes Low Pulse Rate Its 40? When your body emits a low resting pulse rate it can be a result of being extremely physically fit. But if you are not an athlete and your low pulse rate includes symptoms of weakness and dizziness, you may have some minor electrical issues with your heart.
