Tachyarrhythmias and neurologic complications
Catherine E Hassett1, Sung-Min Cho2, Jose I Suarez2
1Cerebrovascular Center, Neurological Institute, Cleveland Clinic, Cleveland, OH, United States.
Handbook of Clinical Neurology
|February 26, 2021
Summary
Tachyarrhythmias, or fast heart rhythms, can cause serious neurologic issues. Understanding these heart rhythm disorders is crucial for managing their neurological complications and related conditions.
Area of Science:
- Cardiology
- Neurology
- Clinical Electrophysiology
Background:
- Tachyarrhythmias are abnormal heart rhythms characterized by a ventricular rate ≥100 beats per minute.
- These rhythms are categorized by complex-wave morphology (narrow or wide) and regularity (regular or irregular).
- Symptomatic presentations include palpitations, diaphoresis, dyspnea, chest pain, dizziness, and syncope, with potential for sudden cardiac death.
Purpose of the Study:
- To comprehensively review the neurologic complications associated with tachyarrhythmias.
- To discuss the neurologic adverse events stemming from antiarrhythmic treatments.
- To explore neurologic conditions that can trigger tachyarrhythmias.
Main Methods:
- Literature review focusing on the interplay between cardiac arrhythmias and neurological function.
- Analysis of clinical data and case studies linking tachyarrhythmias to neurological deficits.
- Synthesis of information on the pathophysiology and management strategies.
Main Results:
- Tachyarrhythmias are linked to a broad spectrum of neurological complications.
- Antiarrhythmic therapies can precipitate specific neurological adverse events.
- Certain neurological conditions are recognized triggers for tachyarrhythmia development.
Conclusions:
- Effective recognition and management of tachyarrhythmias are vital for preventing neurological sequelae.
- A multidisciplinary approach is necessary for patients with comorbid cardiac and neurological conditions.
- Further research is warranted to elucidate the complex neuro-cardiac interactions.
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