Heart bypass surgery, or CABGD, is one of the two approaches to treat coronary heart disease (CHD). Percutaneous coronary intervention (PCI), often known as angioplasty and stenting, is the alternative. Both the treatment approaches are opted to increase the heart's supply of oxygen-rich blood.
Generally, there is no need for an anaesthetic, but sedation may be administered. A minimally invasive technique for enlarging a coronary artery is angioplasty. The artery is widened from the inside using a balloon catheter, and a stent is generally inserted to maintain the artery's opening. Patients can often discharge and return home the same day or the following day. Generally, there is no need for an anaesthetic, but sedation may be administered.
The advent of drug-eluting stents for PCI has contributed to a roughly one-third reduction in the number of heart bypass procedures performed during the last ten years. A polymer coating on drug-eluting stents releases a medication gradually over time to help stop the blockage from happening again.
Although angioplasty has a significantly shorter recovery period than cardiac bypass, not all patients with CHD can recover with this procedure. Heart bypass surgery is advised for those with triple-vessel disease. It improves survival rates if you have co-existing diabetes or any other metabolic disorder. People with less severe coronary artery disease are generally advised to have angioplasty. Let’s learn more about the difference between these two heart interventions?
Read Also: Heart Attack vs Heart Failure: Key Differences You Should Know
Difference Between Purpose of Angioplasty and Bypass Surgery
When a coronary artery is clogged or narrowed, the goal of an angioplasty or coronary bypass is to increase the flow of blood to the heart. Your heart receives its blood supply from these arteries. The accumulation of plaque may cause them to narrow. This condition is known as atherosclerosis. Atherosclerosis can cause a heart attack if it is not addressed timely. Globally, coronary artery disease is the major cause of death.Generally, heart bypass surgery is advised for patients with severe and multiple coronary blockages whereas angioplasty is advised for less severe blockages.
Difference Between Risks of Angioplasty and Bypass Surgery
Both bypass and angioplasty surgery are risky procedures. Depending on the severity of heart disease and other conditions, certain risks associated with both the diseases can be fatal. Other potential risks are:Risks associated with angioplasty are:
- Damage to the arteries
- Allergic reactions because of injected contrast dye
- Stroke
- Excessive bleeding that may require a blood transfusion
- Heart attack
Risks associated with coronary bypass surgery include:
- Atrial fibrillation
- Reduced kidney function
- Heart attack
- Stroke
- Heart attack within the 30 days after surgery
Difference Between Effectiveness of Angioplasty and Bypass Surgery
Angioplasty can greatly enhance blood flow through your coronary artery. Angioplasty with stenting is the right treatment option for:- Unstable angina
- Spontaneous coronary artery dissection
- Heart attack
Angioplasty can be a life-saving treatment option following a heart attack.
According to Research, a coronary bypass can lower death rates for up to ten years when compared to CHD patients on medical therapy only. It greatly improved the survival rate for the patients with impaired left ventricular function and insufficient blood supply to the heart. Following a cardiac bypass, patients with CAD generally have:
- Better survival rates
- Less angina
- Improved quality of life
Difference Between Procedures of Angioplasty and Bypass Surgery
The average duration of an angioplasty procedure is between 30 and 2 hours. In general, this procedure is done in following ways:- You are placed on an X-ray table and given a local anaesthetic and an intravenous (IV) line that may administer pain medications, sedatives, or a contrast dye.
- A cardiologist will make a small incision in the groin, arm, or wrist area to access an artery.
- A sheath is placed inside the artery to keep it open. A catheter is placed into the sheath.
- A thin wire is guided through the catheter using a thin balloon until it reaches the coronary artery.
- The balloon is inflated for around 20-30 seconds to open-up the coronary artery.
- A stent is placed in the clogged artery with the help of a stent.
- You are administered general anaesthesia via an IV to put you to sleep.
- A cardiac surgeon makes an incision along your sternum and opens your rib cage.
- Your heart's functioning is stopped by drugs. Then a heart lung machine is connected to the patient to take over the operations of your heart and lungs.
- The surgeon takes a section of blood vessel from your leg, chest, or arm as a graft. You may require the placement of several grafts.
- The surgeon uses this blood channel to form a bypass around your blockage.
- Sometimes a coronary bypass can be performed without stopping your heart.
Difference Between Recovery of Angioplasty and Bypass Surgery
You can spend the night in the hospital or return home the same day. After a non-emergency coronary angioplasty, most patients are able to resume working within a week. Following your procedure, you will probably need to stay in the hospital for roughly seven days. The majority of patients recover completely in 12 weeks.Conclusion
Your medical team can assist you in determining whether an angioplasty or cardiac bypass would be more advantageous for you. Minor arterial narrowing may be treated with medication or lifestyle changes. This is how angioplasty differs from bypass surgery. Learn about risks, benefits, and recovery from your cardiologists at Asian Heart Institute. Book your consultation now!FAQs
Q1: How do doctors decide between angioplasty and bypass surgery?A: The decision is based on factors like the severity and location of blockages, overall heart function, and the patient's medical condition.
Q2: Which procedure is safer—angioplasty or bypass surgery?
A: Angioplasty is less invasive and has a shorter recovery time, but bypass surgery may be recommended for complex or multiple blockages as it offers a longer-term solution.
Q3: Which procedure has a lower risk of complications?
A: Angioplasty has a lower immediate risk but a higher chance of needing repeat procedures. Bypass surgery has a longer recovery but offers better long-term results for severe blockages.
Q4: Which is more desirable, angioplasty or bypass surgery?
A: Compared to a bypass, an angioplasty is less intrusive and faster. However, if you have a blockage in the larger left coronary artery or several blockages, coronary bypass can be a preferable option.
Q5: How long does a bypass last in comparison to an angioplasty?
A: According to research, in the ten years following the treatment, patients who underwent angioplasty with stenting had similar mortality rates than those who underwent a bypass. In other words, after ten years, there was no apparent difference in the survival rates.
