Center : Internal Medicine Center
Article by : Dr. Sirapat Poonvutikul3 August 2026

Coronary artery disease often develops silently for years before causing chest pain, shortness of breath, or a heart attack. Recognizing the warning signs early and seeking timely care can save your life. At Nakornthon Hospital, balloon angioplasty offers a minimally invasive way to restore blood flow and protect your heart without open-heart surgery.
These are some of the common afflictions of modern urban life that most people shrug off as "just part of getting older" or "the price of being busy." However, these everyday habits and conditions can set the stage for coronary artery disease (CAD), one of the leading causes of death worldwide.
CAD usually develops slowly, lurking in the background before any warning signs appear. Recognizing coronary artery disease symptoms and seeking timely care can prevent a heart attack and protect your long-term health.
At Nakornthon Hospital, advanced blocked arteries treatment options like the balloon angioplasty procedure can restore blood flow without the need for open-heart surgery, resulting in a faster recovery and a healthier you.
Table of Contents
Coronary artery disease develops when the arteries that supply blood to your heart muscle become narrowed or hardened. This happens as plaque made up of cholesterol, fat, calcium, and other substances builds up along the artery walls.
As this plaque thickens, less oxygen-rich blood can reach the heart, forcing it to work harder while receiving less of what it needs. Over time, reduced blood flow can lead to angina, a heart attack, irregular heart rhythms, or even heart failure if it is left untreated.
CAD is the most common type of heart disease, and understanding how it develops is the first step toward protecting yourself.
Many people do not realize they have CAD until a serious event occurs. In certain cases, there may be no symptoms at all until a heart attack occurs (a condition known as silent CAD).
However, the body often gives subtle warnings. Pay close attention if you experience any of the following coronary artery disease symptoms:
If you notice any of these symptoms, do not wait. Early evaluation by a cardiologist can make all the difference between prevention and a medical emergency.
While anyone can develop CAD, certain factors significantly raise your risk:
Many of these risk factors are modifiable. Quitting smoking, managing your weight, eating a heart-healthy diet, and staying active can reduce your risk of CAD.
When lifestyle changes and medication are not enough to manage stubborn blockages, your cardiologist may recommend a balloon angioplasty procedure, also known as percutaneous coronary intervention or PCI. This minimally invasive treatment opens up narrowed or blocked coronary arteries to restore healthy blood flow to the heart. Balloon angioplasty offers a smoother recovery than traditional bypass surgery because it avoids large incisions and general anesthesia.
A balloon angioplasty with stent placement is a minimally invasive procedure where a small balloon is inflated inside a blocked artery to compress plaque and restore blood flow.
A slender, pliable catheter with a small, deflated balloon on its end is guided into your body through a minor opening in your wrist or groin during the process. Using real-time imaging, the catheter is meticulously guided to the coronary artery blockage.
Once in position, the balloon is gently inflated to compress the plaque against the artery wall, widening the passage and allowing blood to flow freely again.
In most cases, a small mesh tube called a stent is then placed to keep the vessel propped open. The procedure typically takes about 30 minutes to 2 hours, depending on the quantity and severity of the blockages.
Preparation is straightforward but important. Your cardiologist will typically ask you to:
Our care team at Nakornthon will walk you through every step, answer your questions, and make sure you feel fully prepared on the day of your treatment.
Recovery from balloon angioplasty is quick, but the first few weeks are critical for healing and the long-term success of the procedure. Light activities can usually be resumed within a few days, with most patients returning to work within about a week if their job is not physically demanding.
Balloon angioplasty is well-suited for:
The advantages of choosing balloon angioplasty include:
At Nakornthon Hospital, we believe that every heartbeat counts. The Heart Center offers advanced diagnostic and interventional cardiology services, including the balloon angioplasty procedure, which is most often performed as balloon angioplasty with stent placement for long-lasting results. Our experienced cardiologists use modern cardiac imaging technology to deliver accurate, effective care. What sets our care apart includes:
From your first consultation through diagnosis, treatment, and personalized post-procedure recovery, our multidisciplinary team is with you every step of the way.
Do not wait for warning signs to become emergencies. If you or a loved one is experiencing symptoms of coronary artery disease or has been told you have blocked arteries, our team is ready to help. Make an appointment with the Heart Center at Nakornthon Hospital today to discuss your treatment options.
A: The earliest signs often include chest pain or pressure during activity, shortness of breath, unusual fatigue, and pain that radiates to the arms, jaw, or back. Some people, particularly women, may experience nausea or indigestion-like discomfort instead of classic chest pain. Because CAD can also progress silently, regular heart screenings are important if you have risk factors such as high blood pressure, diabetes, or a family history of heart disease.
A: Yes. Most patients are asked to fast for at least 6 to 8 hours before balloon angioplasty, taking only sips of water with essential medications if your cardiologist approves. Fasting reduces the risk of nausea or aspiration during sedation. Your care team will give you specific instructions based on the timing of your procedure and any medications you regularly take, including diabetes medications and blood thinners.
A: No, balloon angioplasty is a minimally invasive procedure rather than a major surgery. It is performed through a small puncture in the wrist or groin and does not require large incisions or general anesthesia. Most patients are awake during the procedure with mild sedation, and recovery typically takes only one to two days, compared to several weeks for open-heart bypass surgery.
A: Most patients can go home within one to two days after balloon angioplasty with stent placement. Light activities can usually be resumed within a few days, and many people return to work within a week. Your cardiologist will provide a personalized recovery plan that includes medications, lifestyle adjustments, and follow-up appointments to ensure the artery remains open and your heart stays healthy.