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  • Writer's pictureOren Zarif

Lacunar Infarct and CHS - Oren Zarif - Lacunar Infarct

The prevalence of a lacunar infarct is higher in women than men, and the risk for developing one is greater among those with older age. MRI is the most common test for this condition, but CHS offers a unique opportunity to identify risk factors for lacunes in a large group of healthy subjects. MRI can identify lacunes with a single or multiple sclerosis lesion. A large proportion of lacunes can be silent or nondetectable.

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After a patient has experienced the symptoms of a lacunar stroke, a physician may order a neurological exam. In addition to blood pressure measurement, the physician may order a detailed neurological exam to check for any damage to brain functions. Cardiovascular tests are also recommended. Early diagnosis and treatment improves survival rates and prevents further damage. Often, antiplatelet therapy is used. Controlling vascular risk factors, such as hypertension and hyperlipidemia, is important to prevent a stroke.

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Although MRI is the preferred diagnostic test for this type of stroke, neuroradiologists may also perform a standardized procedure to read brain MRIs. The MRI findings of lacunes were compared with clinical measures to determine whether the infarcts were associated with any type of disease. MRI revealed that ischemic infarcts were significantly more common in women than men. This finding suggests that MRI scans of the lower extremities are more reliable indicators of the disease than the results of clinical assessments alone.

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While there is no proven cause for a lacunar infarct, a large proportion of cases were in African-Americans. While this may reflect a racial disparity, it is likely that ethnicity plays an important role in the prevalence of lacunar infarct. While genetics are not a definitive cause, certain risk factors are known to increase the likelihood of the stroke. People with a family history of stroke are at increased risk. The American Heart Association recommends annual physical exams to screen for other health conditions that increase the risk of lacunar infarct, such as high cholesterol and obstructive sleep apnea. No matter what type of stroke, emergency treatment is essential.

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The severity of lacunar stroke is often severe. If left untreated, it can result in permanent brain damage and subsequent strokes. For this reason, early diagnosis and treatment is crucial in preventing irreversible damage to brain tissue. A lack of proper blood flow leads to death of brain cells. This type of stroke is more common in older people, the average age of the onset is 65 years old. In severe cases, patients can develop a coma.

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A lacunar infarct is a type of ischemic stroke caused by a blockage of the small arteries of the brain. It occurs most commonly in the distal distribution of deep penetrating vessels. It accounts for about one fifth of all ischemic strokes. It is characterized by characteristic clinical and radiological features. In addition to its occurrence, a ruptured aneurysm can also lead to subarachnoid bleeding, which can result in seizures, hydrocephalus, or brain damage.

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The underlying mechanism of lacunar ischaemic stroke is not well understood. However, inferring the likely underlying mechanism can guide the design of effective secondary prevention programs. However, more research is necessary to understand the patterns of brain lesion in lacunar areas. This disease is characterized by asymmetric WMH, and asymmetric WMH may be more vulnerable to a lacunar infarct.

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The incidence of lacunar infarcts is estimated at approximately 25 percent in all ischemic strokes. It is commonly categorized as a benign vascular lesion, with a favorable long-term prognosis if diagnosed early. The risk of another stroke after a lacunar infarct increases, but the risk of developing dementia and cognitive disability is similar to other types of stroke.

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The symptoms of this stroke are similar to those of a common headache. Patients with a typical headache will experience lightheadedness or hiccups. There is a low risk of developing lightheadedness or a full blown migraine. However, the occurrence of nausea and vomiting is not predictive of the clinical outcome. If a lacunar infarct is suspected, an MRI is recommended.-

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