Lacunar stroke
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| Lacunar stroke | |
|---|---|
| File:CT of lacunar strokes.jpg | |
| Synonyms | Lacunar infarct |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Sudden weakness, numbness, difficulty speaking, difficulty walking |
| Complications | Cognitive impairment, dementia, gait disturbances |
| Onset | Sudden |
| Duration | Varies |
| Types | Pure motor stroke, pure sensory stroke, sensorimotor stroke, ataxic hemiparesis, dysarthria-clumsy hand syndrome |
| Causes | Hypertension, diabetes mellitus, smoking, hyperlipidemia |
| Risks | Age, family history, lifestyle factors |
| Diagnosis | CT scan, MRI, clinical evaluation |
| Differential diagnosis | Cortical stroke, transient ischemic attack, brain tumor |
| Prevention | Blood pressure control, diabetes management, smoking cessation, cholesterol management |
| Treatment | Antiplatelet therapy, antihypertensive therapy, statins, rehabilitation |
| Medication | N/A |
| Prognosis | Generally good with treatment, but risk of recurrence |
| Frequency | Common in older adults |
| Deaths | N/A |
Lacunar stroke is a type of ischemic stroke that occurs when the flow of blood to one of the small arteries deep within the brain becomes blocked. These are often caused by the buildup of plaque, a condition known as atherosclerosis.
Causes[edit]
The primary cause of a lacunar stroke is ischemia, specifically in the deeper structures of the brain. This is often due to atherosclerosis, the buildup of plaque in the arteries. Other risk factors include hypertension, diabetes, smoking, and age.
Symptoms[edit]
Symptoms of a lacunar stroke can vary depending on the area of the brain that is affected. Common symptoms include weakness or numbness on one side of the body, difficulty speaking or understanding speech, and loss of balance or coordination.
Diagnosis[edit]
Diagnosis of a lacunar stroke involves a physical examination, a review of the patient's medical history, and imaging tests such as a CT scan or MRI. A lumbar puncture may also be performed to rule out other conditions.
Treatment[edit]
Treatment for a lacunar stroke typically involves medication to prevent further blood clots, control blood pressure, and reduce cholesterol levels. In some cases, surgery may be required to remove the blockage.
Prognosis[edit]
The prognosis for a lacunar stroke is generally good, with many patients experiencing a full recovery. However, some may have lasting effects such as weakness or difficulty speaking.
Prevention[edit]
Prevention of lacunar strokes involves managing risk factors such as hypertension, diabetes, and high cholesterol. This can be achieved through a healthy diet, regular exercise, and medication if necessary.
See also[edit]
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