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Thrombosis occurs when blood clots block your blood vessels. There are 2 main types of thrombosis:
Venous thrombosis may be caused by:
Arterial thrombosis may be caused by a hardening of the arteries, called arteriosclerosis. This happens when fatty or calcium deposits cause artery walls to thicken. This can lead to a buildup of fatty material (called plaque) in the artery walls. This plaque can suddenly burst (rupture), followed by a blood clot.
Arterial thrombosis can occur in the arteries that supply blood to the heart muscle (coronary arteries). This can lead to a heart attack. When arterial thrombosis occurs in a blood vessel in the brain, it can lead to a stroke.
Many of the risk factors for venous and arterial thrombosis are the same.
Risk factors for venous thrombosis may include:
Risk factors for arterial thrombosis may include:
Each person’s symptoms may vary. Symptoms may include:
The symptoms of thrombosis may look like other blood disorders or health problems. Always see your healthcare provider for a diagnosis.
Your healthcare provider will take your medical history and give you a physical exam. Other tests may include:
Your healthcare provider will create a treatment plan for you based on:
Treatment may include:
Your healthcare provider may advise other treatments.
Thrombosis can block the blood flow in both veins and arteries. Complications depend on where the thrombosis is located. The most serious problems include stroke, heart attack, and serious breathing problems.
You can reduce your risk of thrombosis by:
Tips to help you get the most from a visit to your healthcare provider:
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