If a plaque ruptures, a blood clot can form. Plaques can cause an artery to become narrowed or blocked. If there's too much cholesterol in the blood, the cholesterol and other substances may form deposits (plaques) that collect on artery walls. Also pay attention to early symptoms caused by a lack of blood flow, such as chest pain (angina), leg pain or numbness.Įarly diagnosis and treatment can stop atherosclerosis from worsening and prevent a heart attack, stroke or another medical emergency. If you think you have atherosclerosis, talk to your health care provider. If you have atherosclerosis in the arteries leading to your kidneys, you may develop high blood pressure or kidney failure.If you have atherosclerosis in the arteries in your arms and legs, you may have symptoms of peripheral artery disease, such as leg pain when walking (claudication) or decreased blood pressure in an affected limb.These signal a transient ischemic attack (TIA). If you have atherosclerosis in the arteries leading to your brain, you may have sudden numbness or weakness in your arms or legs, difficulty speaking or slurred speech, temporary loss of vision in one eye, or drooping muscles in your face.If you have atherosclerosis in your heart arteries, you may have chest pain or pressure (angina).Symptoms of moderate to severe atherosclerosis depend on which arteries are affected. The clot may break apart and can trigger a heart attack or stroke. Sometimes a blood clot completely blocks blood flow.
Mild atherosclerosis usually doesn't have any symptoms.Ītherosclerosis symptoms usually don't happen until an artery is so narrowed or clogged that it can't supply enough blood to organs and tissues.
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