Causes and Symptoms of Cerebral Infarction - Oren Zarif - Cerebral Infarction
Cerebral infarction can be a serious medical condition. Several factors can lead to cerebral infarction. Listed below are the most common causes and symptoms. A vascular problem called atherosclerosis can also lead to reduced blood supply to the brain. In this case, a fatty plaque called atheroma will form in the blood vessel, causing a blood clot that travels to the brain. This condition is also known as cerebral embolism.
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Cerebral edema is a common complication of cerebral infarction. It is a complication of the ischemic process and is a vasogenic and cytotoxic reaction that occurs in the brain after an ischemia. It may obstruct the cortical gyral pattern or cause a midline shift. Large infarcts may cause subfalcine herniation, transtentorial herniation, or uncal herniation and rostral brainstem hemorrhage.
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A vascular brain infarction may look similar to a tumor. The main differences between these two conditions are the location of the infarcted area and the type of vascular disease. Cerebral infarction can occur in the brainstem, internal cartoid artery, and brainstem. Infarctions in the brainstem can lead to brainstem syndromes, as well. Although there is no one single cause of cerebral infarction, it is important to identify it as soon as possible.
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When a massive cerebral infarction occurs, the brain edema and midline shifts occur. Because of this, these infarcts impinge on vital structures, patients often suffer comas and die. Surgical decompression using hemicraniectomy has been proven to save the lives of many patients with massive cerebral infarction. Surgery is an effective treatment for this disease, but it must be done quickly to prevent neurologic degeneration.
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Another study examining young adults found a link between vascular risk factors and the development of a cerebral infarction. Researchers noted that a study of a hospital-based registry in a diverse region showed an association between vascular disease and cerebral infarction. In addition, it found an association between racial/ethnic background and asymptomatic stroke. It also found that cardiac embolism and hematologic problems tended to be the most common underlying causes of a first stroke.
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The initial workup for a suspected cerebral infarction should include basic labs including a complete blood count, coagulation factors, and EKG. A stat non-contrast head CT should be performed to rule out other causes of stroke, such as hemorrhage or a mass lesion. Vascular imaging is particularly useful in determining the cause of an acute stroke. A large vessel occlusion may be apparent or invisible on the CT scan.
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Small granular arteriopathy is a genetic disorder that leads to small, deep cavitary infarcts. The gene locus has been pinpointed to 19q123. It is thought that people with this genetic disorder have a higher risk of developing a cerebral infarct. This genetic condition also affects the development of diabetes and hyperlipidemia. The disease is inherited from both parents, and is usually caused by an underlying genetic condition.
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The risk of stroke is high among people with atrial fibrillation. The condition increases the risk of stroke up to five times in patients who have it. Most patients with AF do not experience symptoms. Therefore, it is crucial to detect it in its early stages. Moreover, an early diagnosis of atrial fibrillation is important to reduce the risk of stroke. Acute infarcts can also lead to hemorrhagic transformation.
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Hypertension is considered one of the most common risk factors for stroke. It is a common underlying cause of atrial fibrillation, a type of irregular heartbeat that can cause cerebral infarction. Fortunately, treatment options for this condition are available and can significantly reduce the risk of future strokes. However, there are some precautions you should take to lower your risk of silent cerebral infarction. If you suspect that your loved one has a silent cerebral infarction, it is recommended that you contact your doctor immediately.
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When a blood vessel becomes narrowed due to plaque buildup, it is more likely to develop a blood clot. If the blood flow to the brain is not restored for more than a few seconds, the brain cells can die. Moreover, cerebral ischemia can also be a complication of a heart attack, which is often accompanied by low blood pressure, which indicates inadequate oxygenation of the tissues.
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Transient ischemic attack, also known as a mini stroke, is a form of cerebral infarction that results from a temporary blockage in a blood vessel. Symptoms of the stroke disappear once the blood clot breaks free. Meanwhile, a hemorrhagic stroke occurs when a blood vessel in the brain leaks. In both cases, the brain receives oxygenated and nutrient-rich blood.