Pacemaker syndrome

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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W8MD medical weight loss NYC and sleep center NYC

Pacemaker syndrome
Ventricular pacing with 1-to-1 retroconduction
Synonyms	N/A
Pronounce	N/A
Specialty	N/A
Symptoms	Fatigue, dizziness, syncope, palpitations, hypotension
Complications	Heart failure, atrial fibrillation
Onset	After pacemaker implantation
Duration	Variable
Types	N/A
Causes	Atrioventricular dyssynchrony
Risks	Dual-chamber pacemaker, ventricular pacing
Diagnosis	Electrocardiogram, echocardiogram, clinical evaluation
Differential diagnosis	Heart block, sick sinus syndrome, tachy-brady syndrome
Prevention	N/A
Treatment	Pacemaker reprogramming, atrioventricular node ablation, biventricular pacing
Medication	N/A
Prognosis	Good with appropriate management
Frequency	Varies, more common with certain pacemaker settings
Deaths	N/A

ECG pacemaker syndrome

Pacemaker Syndrome is a condition that can occur in individuals who have been fitted with a pacemaker to regulate their heart rhythm. This syndrome is characterized by a group of symptoms that are caused by the adverse physiological interaction between the functioning of the pacemaker and the structure of the heart.

Symptoms

The symptoms of Pacemaker Syndrome can vary greatly from person to person, but they often include:

• Fatigue
• Dizziness
• Shortness of breath
• Heart palpitations
• Swelling of the legs or ankles
• Chest pain

Causes

Pacemaker Syndrome is typically caused by the pacemaker's pacing mode. It is most commonly seen in patients with ventricular demand pacemakers, but can also occur in those with dual-chamber pacemakers if the atrioventricular (AV) delay is not properly adjusted.

Diagnosis

Diagnosis of Pacemaker Syndrome is often challenging, as the symptoms can be similar to those of other conditions. However, a careful review of the patient's medical history, physical examination, and pacemaker interrogation can often lead to a diagnosis. In some cases, a echocardiogram or cardiac catheterization may be necessary.

Treatment

Treatment for Pacemaker Syndrome typically involves adjusting the settings of the pacemaker. This can often alleviate the symptoms. In some cases, it may be necessary to upgrade the pacemaker to a dual-chamber device or to adjust the AV delay.

Prognosis

With proper treatment, the prognosis for individuals with Pacemaker Syndrome is generally good. Most people are able to live normal, active lives with their pacemakers.

See Also

• Pacemaker
• Cardiac arrhythmia
• Heart disease

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