Find A Professional
Introduction to Coronary Angiogram and Stenting
What is a Coronary Angiogram?
A coronary angiogram is a specialised X-ray procedure used to examine blood vessels supplying the heart (coronary arteries). It is primarily performed to identify the presence and severity of coronary artery disease. During the procedure, a contrast dye is injected into the coronary arteries via a thin catheter, making them visible on X-ray images. This helps cardiologists pinpoint blockages or narrowing in the arteries that might impede blood flow to the heart muscle.When is a Coronary Angiogram Needed?
Patients in the United Kingdom may require a coronary angiogram if they exhibit symptoms such as chest pain (angina), shortness of breath, or other signs suggesting coronary artery disease. The test is often recommended after other non-invasive tests, like ECG, stress tests, or CT scans, indicate potential heart issues. A timely angiogram can be crucial for identifying problems before they lead to more severe conditions like heart attacks.Understanding Stenting
Stenting is a procedure often following a coronary angiogram when blockages are detected. It involves the implantation of a small mesh tube, known as a stent, to keep the narrowed or blocked coronary artery open. The stent ensures consistent blood flow, reducing the risk of heart attacks and alleviating symptoms like chest pain. In many cases, drug-eluting stents, which release medication to prevent restenosis (re-narrowing), are used.The Procedure
Both the angiogram and stenting are typically performed using local anesthesia and sedation. A catheter is inserted through the wrist or groin and guided to the coronary arteries. X-ray images guide the process, and for stenting, once the blockage is identified, a balloon is inflated to widen the artery, followed by the placement of the stent to keep it open. The entire procedure usually lasts 1-2 hours.Recovery and Aftercare
Post-procedure, patients are monitored for a few hours to ensure there are no immediate complications. Most can go home the same day or the following day, barring any issues. It's recommended to follow a healthy lifestyle, take prescribed medications (like blood thinners to prevent clots), and attend follow-up appointments diligently.Benefits and Risks
A coronary angiogram is a highly effective diagnostic tool, and stenting greatly enhances patient outcomes by restoring normal blood flow and reducing symptoms. While generally safe, both procedures carry some risks, such as bleeding, infection, or adverse reactions to contrast dye. However, these are relatively rare and the benefits often far outweigh the risks. For individuals in the UK experiencing symptoms indicative of heart problems, timely consultation with a healthcare provider can be life-saving. A coronary angiogram and potential stenting can ensure better cardiac health and improved quality of life.Frequently Asked Questions
What is a coronary angiogram?
A coronary angiogram is a medical imaging technique used to visualize the inside of coronary arteries to check for any blockages or abnormalities.
Why is a coronary angiogram performed?
It is performed to diagnose coronary artery disease, to determine the extent of heart disease, and to plan treatment, including surgery if necessary.
What should I expect before the procedure?
Before the procedure, you'll undergo a health check-up, blood tests, and you may be advised to avoid food and drink for a few hours prior. You will also be informed about the risks and benefits.
How is a coronary angiogram performed?
A thin flexible tube called a catheter is inserted into an artery, usually in the groin or wrist, and guided to the coronary arteries. A special dye visible by X-ray is then injected to view the arteries.
Is the procedure painful?
The procedure is generally not painful but you might feel some pressure when the catheter is inserted. Local anaesthesia is used to numb the insertion site.
How long does the procedure take?
Typically, a coronary angiogram takes between 30 minutes and 1 hour to complete.
What is stenting?
Stenting involves placing a small mesh tube inside a narrowed artery to keep it open and ensure proper blood flow.
Are there different types of stents?
Yes, there are bare-metal stents and drug-eluting stents, which are coated with medication to prevent further blockages.
When is a stent needed?
A stent is needed if an artery is significantly narrowed or blocked, which can impede blood flow and lead to heart conditions.
How long will I need to stay in the hospital after stenting?
Most patients can go home the next day, but some may require a longer stay depending on their overall health condition.
What are the risks associated with coronary angiogram and stenting?
Risks include bleeding, infection, artery damage, allergic reactions to the dye, and in rare cases, heart attack or stroke.
What should I expect after the procedure?
You may need to rest and avoid strenuous activities for a few days. A follow-up appointment will be scheduled to monitor your recovery.
Will I need medication after getting a stent?
Yes, you will likely need to take medications such as blood thinners to prevent blood clots and ensure the stent remains open.
Can lifestyle changes impact the success of the stent?
Absolutely. Healthy lifestyle choices, including regular exercise, a balanced diet, and quitting smoking, can improve the success rate of the stent and overall heart health.
Is regular follow-up necessary after stenting?
Yes, regular follow-ups with your cardiologist are essential to monitor your heart health and ensure the stent is functioning properly.
Useful Links
Have you found an error, or do you have a link or some information you would like to share? Please let us know using the form below.
- Ergsy carfully checks the information in the videos we provide here.
- Videos shown by Youtube after a video has completed, have NOT been reviewed by ERGSY.
- To view, click the arrow in centre of video.
- Most of the videos you find here will have subtitles and/or closed captions available.
- You may need to turn these on, and choose your preferred language.
- Go to the video you'd like to watch.
- If closed captions (CC) are available, settings will be visible on the bottom right of the video player.
- To turn on Captions, click settings .
- To turn off Captions, click settings again.