#sinus node dysfunction

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Definition and Management of Sinus Node Dysfunction

Definition and Management of Sinus Node Dysfunction

In this article, we will discuss the Definition and Management of Sinus Node Dysfunction. So, let’s get started. Sinus Node Dysfunction The sinus node is a natural dominant pacemaker. Its intrinsic rate of discharge is highest (60–100 bpm) than other potential cardiac pacemakers (e.g. atrium, AV node, ventricle), hence, it suppresses the activity of all other pacemakers, hence called king of…

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Diagnosis of Sick Sinus Syndrome

Diagnosis of Sick Sinus Syndrome

In this article, we will discuss the Diagnosis of Sick Sinus Syndrome. So, let’s get started.

Diagnosis

The diagnosis of sick sinus syndrome is suspected on clinical grounds and correlated with ECG manifestation of sinus node dysfunction. SA node dysfunctions manifest essay blocks seen intermittently or constantly on the ECG as a pause created by cessation of atrial activity (the whole…

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Causes and Clinical Manifestations of Sinus Node Dysfunction

Causes and Clinical Manifestations of Sinus Node Dysfunction

In this article, we will discuss various Causes and Clinical Manifestations of Sinus Node Dysfunction. So, let’s get started.

Causes

Acute MI (inferior wall infarction)

Cardiomyopathies

Metastatic disease involving the heart (right atrium)

Primary muscular dystrophies

Amyloid heart disease

Tuberculosis involving the heart

Degenerative fibrotic disease of atria

Clinical Manifestations

The…

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