All about living with recurrent palpitations and SVT

Living with recurrent palpitations can be distressing, especially when caused by supraventricular tachycardia (SVT). SVT refers to a group of heart rhythm disorders that originate above the ventricles and result in episodes of abnormally fast heart rates. These episodes often begin and end suddenly and may be accompanied by symptoms such as dizziness, shortness of breath, chest discomfort, or anxiety. Although SVT is usually not life-threatening, recurrent symptoms can significantly affect daily activities and overall quality of life.

Accurate diagnosis is essential for effective management. This begins with a detailed medical history, focusing on the pattern of palpitations, possible triggers, and associated symptoms.

An electrocardiogram (ECG) can confirm SVT if captured during an episode. However, as symptoms may be intermittent, ambulatory monitoring such as a 24-hour Holter monitor or longer-term event recorder is often required. In certain cases, an electrophysiology study may be recommended to identify the precise electrical mechanism responsible for the abnormal rhythm.

Treatment options vary depending on symptom frequency, severity, and individual preference. Some people benefit from lifestyle adjustments, including reducing caffeine and alcohol intake, improving sleep, and managing stress. Medications such as beta-blockers or calcium channel blockers are commonly prescribed to reduce the frequency of episodes and control heart rate.

For those with persistent or severe symptoms, or when medication is ineffective or poorly tolerated, catheter ablation offers a highly effective and often curative solution. This minimally invasive procedure targets the abnormal electrical pathway causing SVT, with high success rates and a low risk of complications.

Specialist assessment should be sought if palpitations are recurrent, prolonged, or associated with fainting, chest pain, or breathlessness. Early referral to a cardiologist, particularly a heart rhythm specialist, allows timely diagnosis and access to the most appropriate treatment. With the right management, most individuals with SVT can lead full and active lives.