What causes atherosclerosis?
Atherosclerosis is the buildup of fats, cholesterol and other substances in and on your artery walls. This buildup is called plaque. The plaque can cause your arteries to narrow, blocking blood flow. The plaque can also burst, leading to a blood clot.
What is severe ostial disease?
Ostial disease. Specialty. Cardiology. Ostial disease, namely coronary ostial stenosis, is the occlusion of coronary ostium. Causing factors include atherosclerosis, syphilis, Kawasaki disease, and Takayasu’s arteritis, etc.
Where is the posterolateral branch?
left ventricular
The left ventricular branches of the RCA are known as the posterolateral branches. These branches extend to the adjacent portion of the left ventricle and arise at right angles from the posterior descending artery.
What is arterial revascularization?
The term revascularization simply means to restore blood flow to the heart or another organ after the arteries have become clogged with cholesterol plaque. In the case of the heart, this can be accomplished either coronary artery bypass (CABG) surgerywith or angioplasty and stenting.
How does atherosclerosis cause aneurysms?
When this point is reached, the wall begins to dilate (grow larger) in the area of the plaque. As the diameter of the vessel grows, the wall tension increases, leading to even more dilation. The end result is an aneurysm.
Which artery is the widow maker?
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.
Can you live with 100 blocked LAD artery?
A widow maker is when you get a big blockage at the beginning of the left main artery or the left anterior descending artery (LAD). They’re a major pipeline for blood. If blood gets 100% blocked at that critical location, it may be fatal without emergency care.
How is revascularization performed?
In medical and surgical therapy, revascularization is the restoration of perfusion to a body part or organ that has suffered ischemia. It is typically accomplished by surgical means. Vascular bypass and angioplasty are the two primary means of revascularization.
What do you need to know about mild aortic ectasia?
Learn more about its causes and how it’s treated. About Mild aortic ectasia is defined as an enlargement of the aorta that is mild in degree. This condition is associated with aortic aneurysm. This is because, generally, if the aneurysm diameter is greater than 1.5 times a normal aorta’s size, it is known as an aneurysm.
What does annuloaortic ectasia mean in medical terms?
Annuloaortic Ectasia. Annuloaortic ectasia is an enlargement of the ascending aorta or the aortic annulus, causing aortic stenosis or aortic regurgitation.
Which is worse abdominal aortic ectasia or aneurysm?
Any dilation greater than this and it is considered an aneurysm. The danger in ectasia is that it can worsen into aneurysm.Cleveland Clinic points out that abdominal aortic aneurysm is the most common type of aneurysm when it comes to arteries.
What is the medical dictionary definition of ectasia?
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia. ectasia. expansion, dilatation, or distention. adj., adj ectat´ic. mammary duct ectasia a benign condition occurring in postmenopausal women, characterized by dilation of the ducts, inspissation of breast secretions, and periductal inflammation.