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Heart Screening for Seniors: A Life-Saving Step Against Sudden Cardiac Arrest

Sudden Cardiac Arrest

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As we age, it becomes increasingly common to experience fatigue and shortness of breath more easily—symptoms that may raise concerns about coronary artery disease and the risk of sudden cardiac arrest. Dr. Montree Charoenpanichsanti, a cardiologist at Phyathai Sriracha Hospital, emphasizes that heart screening is the most accurate way to assess heart health. It is also one of the most effective strategies for preventing heart disease and reducing the risk of sudden cardiac arrest.

Which screening method is right for you?

• Electrocardiogram (ECG) at rest and Exercise Stress Test (EST):
This test evaluates changes in the heart’s electrical activity during rest and physical exertion on a treadmill. It is suitable for general screening in individuals with low to moderate risk. However, it may be less accurate in elderly patients, individuals with bone or joint problems, or those who already have cardiac symptoms or a higher risk profile.
(Accuracy: 50–70%)

• Coronary CT Angiography (CTA):
This non-invasive imaging test uses a contrast agent to produce detailed 360-degree images of the coronary arteries. It is ideal for patients with moderate to high risk who are unable to perform treadmill exercise. The procedure is fast and provides high diagnostic accuracy.
(Accuracy: approximately 90%)

• Coronary Angiogram (CAG):
Considered the gold standard for diagnosing coronary artery disease, this procedure involves inserting a catheter and injecting contrast dye to visualize blood flow in the three main coronary arteries. It is most appropriate for high-risk patients or those with acute symptoms—such as older adults, smokers, or individuals with diabetes. Hospital observation for at least half a day is usually required.
(Accuracy: 100%)

In addition, heart abnormalities can be evaluated using Cardiac MRI, an advanced diagnostic technology now available at Phyathai Sriracha Hospital. Cardiac MRI can detect conditions such as ischemic heart disease, congenital heart defects, cardiomegaly (enlarged heart), and heart failure. It plays a crucial role in guiding treatment decisions—whether medical therapy, balloon angioplasty, or surgery—and can be safely performed in patients with kidney disease or iodine contrast allergies.

When treating elderly patients with heart disease, patient safety is the top priority. Many older adults have multiple underlying conditions that require several medications and coordinated care from different specialists. Age-related decline in kidney function often necessitates careful dose adjustments and close monitoring to prevent adverse drug interactions. Invasive surgery also carries higher risks in elderly patients. As a result, medical management or minimally invasive procedures—such as catheter-based or endoscopic techniques—are often preferred.

Prevention through early detection is the most effective defense against sudden cardiac arrest in older adults. Seniors are strongly encouraged to undergo regular heart screenings, follow medical recommendations, and actively manage chronic conditions such as diabetes, hypertension, and high cholesterol. Fatigue should never be dismissed as merely a sign of aging—it may be an early warning signal of a serious heart condition that can be detected and prevented in time.

For further information or Booking..

 

If you suspect that someone is experiencing sudden cardiac arrest, seek immediate medical attention at a specialized cardiac center. Phyathai Sriracha Hospital is a trusted, comprehensive heart center with extensive expertise in cardiology, offering advanced medical therapy, catheter-based interventions, and cardiac rehabilitation—delivered by a dedicated multidisciplinary team of heart specialists.

Consultation


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