July 28, 2026  ·  by Dr. G. Gnanavelu

Understanding Chronic Total Occlusion (CTO): What Patients Should Know

A CTO is a completely blocked artery that has often been closed for months or years. Here is how modern techniques recanalise them safely.

Heart disease often develops silently over years before symptoms appear. Understanding your condition — and the treatment options available — is the first step toward making confident decisions about your care. This article outlines what patients and families should know.

Key Points to Remember

  • Early evaluation with ECG, echocardiogram or angiogram helps catch problems before they become emergencies.
  • Modern, minimally invasive techniques mean shorter recovery and less discomfort for most patients.
  • A second opinion is always reasonable for complex or previously declined cases.
  • Lifestyle changes — diet, activity and medication adherence — remain essential even after a successful procedure.
"Every patient deserves a clear explanation of their heart condition, in language they understand, before any decision is made." — Dr. G. Gnanavelu

When Should You See a Cardiologist?

If you experience chest discomfort, breathlessness on exertion, palpitations, unexplained fatigue, or have risk factors such as diabetes, high blood pressure or a family history of heart disease, an early consultation is recommended rather than waiting for symptoms to worsen.

Have a heart concern? Don't wait.

Book a consultation with Dr. G. Gnanavelu today.