Lacunar stroke: Difference between revisions
From WikiMD's Wellness Encyclopedia
CSV import |
CSV import |
||
| (One intermediate revision by the same user not shown) | |||
| Line 1: | Line 1: | ||
'''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]]. | {{SI}} | ||
{{Infobox medical condition | |||
| name = Lacunar stroke | |||
| image = [[File:CT_of_lacunar_strokes.jpg|250px]] | |||
| caption = CT scan showing lacunar strokes | |||
| field = [[Neurology]] | |||
| synonyms = Lacunar infarct | |||
| 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 = [[Cortical stroke]], [[transient ischemic attack]], [[brain tumor]] | |||
| prevention = [[Blood pressure control]], [[diabetes management]], [[smoking cessation]], [[cholesterol management]] | |||
| treatment = [[Antiplatelet therapy]], [[antihypertensive therapy]], [[statins]], [[rehabilitation]] | |||
| prognosis = Generally good with treatment, but risk of recurrence | |||
| frequency = Common in older adults | |||
}} | |||
[[File:Arteries_beneath_brain_Gray_closer.jpg|Arteries beneath brain|thumb|left]] | |||
'''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 == | == Causes == | ||
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]]. | 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 == | == Symptoms == | ||
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. | 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 == | == Diagnosis == | ||
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. | 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 == | == Treatment == | ||
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. | 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 == | == Prognosis == | ||
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. | 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 == | == Prevention == | ||
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. | 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 == | == See also == | ||
* [[Ischemic stroke]] | * [[Ischemic stroke]] | ||
* [[Hemorrhagic stroke]] | * [[Hemorrhagic stroke]] | ||
* [[Transient ischemic attack]] | * [[Transient ischemic attack]] | ||
[[Category:Stroke]] | [[Category:Stroke]] | ||
[[Category:Neurology]] | [[Category:Neurology]] | ||
[[Category:Cardiovascular diseases]] | [[Category:Cardiovascular diseases]] | ||
{{stub}} | {{stub}} | ||
== References == | == References == | ||
<references /> | <references /> | ||
== External links == | == External links == | ||
* [https://www.stroke.org/en/about-stroke/types-of-stroke/ischemic-stroke/lacunar-strokes National Stroke Association: Lacunar Strokes] | * [https://www.stroke.org/en/about-stroke/types-of-stroke/ischemic-stroke/lacunar-strokes National Stroke Association: Lacunar Strokes] | ||
* [https://www.mayoclinic.org/diseases-conditions/stroke/symptoms-causes/syc-20350113 Mayo Clinic: Stroke] | * [https://www.mayoclinic.org/diseases-conditions/stroke/symptoms-causes/syc-20350113 Mayo Clinic: Stroke] | ||
== Further reading == | == Further reading == | ||
* [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1123445/ "Lacunar Strokes in Patients with Diabetes Mellitus: Risk Factors, Infarct Location, and Prognosis: The Secondary Prevention of Small Subcortical Strokes Study"] | * [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1123445/ "Lacunar Strokes in Patients with Diabetes Mellitus: Risk Factors, Infarct Location, and Prognosis: The Secondary Prevention of Small Subcortical Strokes Study"] | ||
* [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3896879/ "Lacunar Strokes and Infarcts: A Review"] | * [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3896879/ "Lacunar Strokes and Infarcts: A Review"] | ||
Latest revision as of 04:06, 9 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| Lacunar stroke | |
|---|---|
| |
| 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.
