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Related Experiment Video

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Quantitative Measurement of the Immune Response and Sleep in Drosophila

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A 67-Year-Old Man With Palpitations During Sleep.

Sharon De Cruz¹, Anna Selvaggio², Ravi Aysola¹

¹Division of Pulmonary, Critical Care, and Sleep Medicine, University of California at Los Angeles School of Medicine, Los Angeles, CA.

|October 7, 2018

Summary

Recurrent nocturnal atrial fibrillation (AF) can occur despite successful ablation. This case highlights the importance of considering nighttime AF in patients experiencing recurring palpitations and sleep disturbances.

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Area of Science:

Cardiology
Electrophysiology

Background:

Atrial fibrillation (AF) is a common arrhythmia.
Radiofrequency ablation is a standard treatment for AF.
Recurrence of AF after ablation can occur.

Observation:

A 67-year-old male with a history of AF presented with nocturnal palpitations and daytime sleepiness.
Palpitations recurred a year after successful radiofrequency ablation.
Holter monitoring revealed multiple nocturnal episodes of AF.

Findings:

Nocturnal AF episodes ranged from 45 minutes to 2 hours.
Echocardiogram showed a normal left ventricular function and size.
A mildly enlarged right atrium was noted, with no pulmonary hypertension.

Implications:

Nocturnal AF should be considered in patients with recurrent palpitations after ablation.
Understanding the pattern of AF recurrence is crucial for patient management.
Further investigation into the mechanisms of nocturnal AF may be warranted.