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Heart-related causes Angina. ... It’s usually caused by a blood clot in the leg that travels to the lungs, and is a life-threatening medical emergency. Symptoms can include sudden shortness of ...
Angina is typically the result of partial obstruction or spasm of the arteries that supply blood to the heart muscle. [3] The main mechanism of coronary artery obstruction is atherosclerosis as part of coronary artery disease. Other causes of angina include abnormal heart rhythms, heart failure and, less commonly, anemia. [4]
Variant angina is caused by vasospasm, a narrowing of the coronary arteries due to contraction of the heart's smooth muscle tissue in the vessel walls. [3] In comparison, stable angina is caused by the permanent occlusion of these vessels by atherosclerosis, which is the buildup of fatty plaque and hardening of the arteries. [4]
Globally, it causes about 10 million deaths per year. Atherosclerosis is characterized by the build-up of plaque inside your blood vessels. It can lead to stenosis, which is a narrowing of your ...
Some of these conditions can be minor, while others can be life-threatening. Coronary Artery Disease Coronary artery disease is the most common type of heart disease.
Causes of chest pain range from non-serious to life-threatening. [10] In adults the most common causes of chest pain include: gastrointestinal (42%), coronary artery disease (31%), musculoskeletal (28%), pericarditis (4%) and pulmonary embolism (2%). [11] Other less common causes include: pneumonia, lung cancer, and aortic aneurysms. [11]
The causes of heart disease depend on the type you have. For instance, unhealthy lifestyle habits can contribute to the plaque buildup that leads to coronary artery disease.
Symptoms include chest pain or angina, shortness of breath, and fatigue. [6]A completely blocked coronary artery will cause a heart attack. [6] Common heart attack symptoms include chest pain or angina, pain or discomfort that spreads to the shoulder, arm, back, neck jaw, teeth or the upper belly, cold sweats, fatigue, heartburn, nausea, shortness of breath, or lightheadedness.