Why would a blockage of the left anterior descending artery be very dangerous?

Why would a blockage of the left anterior descending artery be very dangerous?

Significant blockages of the LAD artery can be dangerous simply because the LAD supplies such a large territory. A stemi heart attack involving the LAD is typically more serious than other heart attacks. Usually a blockage of the LAD artery has to be more than 70% to cause significant problems.

What would happen if the left coronary artery was blocked by a blood clot?

This can cause chest pain (angina) or shortness of breath. Heart attack. If a cholesterol plaque ruptures and a blood clot forms, complete blockage of your heart artery may trigger a heart attack. The lack of blood flow to your heart may damage your heart muscle.

What does the left anterior descending artery supply blood to?

The left anterior descending artery branches off the left coronary artery and supplies blood to the front of the left side of the heart. The circumflex artery branches off the left coronary artery and encircles the heart muscle. This artery supplies blood to the lateral side and back of the heart.

What happens if the left anterior descending artery is blocked?

The widow-maker is a massive heart attack that occurs when the left anterior descending artery (LAD) is totally or almost completely blocked. The critical blockage in the artery stops, usually a blood clot, stops all the blood flow to the left side of the heart, causing the heart to stop beating normally.

What happens if a blood clot goes to your heart?

A blood clot in the heart causes a heart attack. The heart is a less common location for a blood clot, but it can still happen. A blood clot in the heart could cause your chest to hurt or feel heavy. Lightheadedness and shortness of breath are other potential symptoms.

Can you live with a blood clot in your heart?

This can be a very dangerous and even life-threatening situation. An immobile blood clot generally won’t harm you, but there’s a chance that it could move and become dangerous. If a blood clot breaks free and travels through your veins to your heart and lungs, it can get stuck and prevent blood flow.

A widowmaker heart attack is caused by a complete block of the left anterior descending (LAD) artery. The LAD transports a large amount of blood into your heart, so without blood passing through the LAD, your heart can quickly run out of oxygen and stop beating.

What percentage of blockage should be procedurally treated in the left main coronary artery?

Current clinical practice guidelines from both the American College of Cardiology/American Heart Association and the European Society of Cardiology recommend revascularization for all patients with ≥50% stenosis of the left main coronary artery (LM), regardless of symptomatic status or associated ischemic burden.