Podcast
Questions and Answers
What is the most common type of stroke?
What is the most common type of stroke?
- Lacunar
- Transient Ischemic Attack (TIA)
- Hemorrhagic
- Ischemic (correct)
Which artery is most commonly affected in ischemic strokes?
Which artery is most commonly affected in ischemic strokes?
- Basilar Artery
- Middle Cerebral Artery (MCA) (correct)
- Anterior Cerebral Artery (ACA)
- Posterior Cerebral Artery (PCA)
What is the primary cause of embolic strokes?
What is the primary cause of embolic strokes?
- Atrial fibrillation (correct)
- Diabetes
- Hypertension
- Carotid stenosis
Which of the following is NOT a risk factor for stroke?
Which of the following is NOT a risk factor for stroke?
What percentage of strokes are ischemic?
What percentage of strokes are ischemic?
What is the clinical hallmark of lacunar stroke?
What is the clinical hallmark of lacunar stroke?
Which imaging modality is most commonly used to detect acute hemorrhage in stroke?
Which imaging modality is most commonly used to detect acute hemorrhage in stroke?
Which clinical symptom is associated with MCA stroke in the dominant hemisphere?
Which clinical symptom is associated with MCA stroke in the dominant hemisphere?
What is the main difference between TIA and stroke?
What is the main difference between TIA and stroke?
Which artery supplies the occipital lobe?
Which artery supplies the occipital lobe?
How long do symptoms of TIA typically last?
How long do symptoms of TIA typically last?
Which imaging finding excludes the diagnosis of TIA?
Which imaging finding excludes the diagnosis of TIA?
What is primary goal of TIA management?
What is primary goal of TIA management?
What is the most important modifiable risk factor for TIA?
What is the most important modifiable risk factor for TIA?
Which test is commonly used to detect carotid stenosis in TIA patients?
Which test is commonly used to detect carotid stenosis in TIA patients?
What is the most common cause of subarachnoid hemorrhage?
What is the most common cause of subarachnoid hemorrhage?
What is a hallmark symptom of subarachnoid hemorrhage?
What is a hallmark symptom of subarachnoid hemorrhage?
Which condition is most associated with intracerebral hemorrhage?
Which condition is most associated with intracerebral hemorrhage?
What is the most common site of hypertensive hemorrhage?
What is the most common site of hypertensive hemorrhage?
Which imaging modality is the first-line for diagnosing intracranial hemorrhage?
Which imaging modality is the first-line for diagnosing intracranial hemorrhage?
Which symptom is most likely in a patient with ACA stroke?
Which symptom is most likely in a patient with ACA stroke?
Which artery is affected in a patient with contralateral homonymous hemianopia?
Which artery is affected in a patient with contralateral homonymous hemianopia?
What is the most likely deficit in a patient with a nondominant hemisphere MCA stroke?
What is the most likely deficit in a patient with a nondominant hemisphere MCA stroke?
What is Broca's aphasia associated with?
What is Broca's aphasia associated with?
Which symptom is most specific for a cerebellar stroke?
Which symptom is most specific for a cerebellar stroke?
What is the first imaging test for suspected stroke?
What is the first imaging test for suspected stroke?
Which lab test is essential to rule out a mimicking condition in suspected stroke?
Which lab test is essential to rule out a mimicking condition in suspected stroke?
What is the purpose of a diffusion-weighted MRI in stroke?
What is the purpose of a diffusion-weighted MRI in stroke?
Which test evaluates for atrial fibrillation as a cause of stroke?
Which test evaluates for atrial fibrillation as a cause of stroke?
What is the gold standard for diagnosing carotid artery stenosis?
What is the gold standard for diagnosing carotid artery stenosis?
What is the time window for administering IV thrombolysis in ischemic stroke?
What is the time window for administering IV thrombolysis in ischemic stroke?
What is the contraindication for using thrombolytics in stroke?
What is the contraindication for using thrombolytics in stroke?
Which medication is first-line in preventing recurrent ischemic strokes?
Which medication is first-line in preventing recurrent ischemic strokes?
What is the main goal of blood pressure management in hemorrhagic stroke?
What is the main goal of blood pressure management in hemorrhagic stroke?
Which procedure is recommended for severe carotid stenosis?
Which procedure is recommended for severe carotid stenosis?
What is the mechanism of action of alteplase (tPA)?
What is the mechanism of action of alteplase (tPA)?
What is the threshold blood pressure for initiating antihypertensive therapy in acute ischemic stroke?
What is the threshold blood pressure for initiating antihypertensive therapy in acute ischemic stroke?
Which condition increases the risk of embolic stroke the most?
Which condition increases the risk of embolic stroke the most?
What is the most common complication of subarachnoid hemorrhage?
What is the most common complication of subarachnoid hemorrhage?
Which imaging modality is preferred for diagnosing small vessel lacunar infarcts?
Which imaging modality is preferred for diagnosing small vessel lacunar infarcts?
What is the first-line treatment for preventing secondary stroke in patients with atrial fibrillation?
What is the first-line treatment for preventing secondary stroke in patients with atrial fibrillation?
Which symptom is most characteristic of a posterior cerebral artery (PCA) stroke?
Which symptom is most characteristic of a posterior cerebral artery (PCA) stroke?
What is the most common cause of global cerebral ischemia?
What is the most common cause of global cerebral ischemia?
Which test is most commonly used to confirm ischemic penumbra in stroke patients?
Which test is most commonly used to confirm ischemic penumbra in stroke patients?
Which neurological condition mimics a stroke but resolves within hours?
Which neurological condition mimics a stroke but resolves within hours?
What is the most sensitive imaging modality for early ischemic stroke?
What is the most sensitive imaging modality for early ischemic stroke?
What is the preferred intervention for acute ischemic stroke within 6 hours of symptom onset?
What is the preferred intervention for acute ischemic stroke within 6 hours of symptom onset?
Which artery is affected in Wallenberg syndrome?
Which artery is affected in Wallenberg syndrome?
What is the most common cause of stroke in young adults?
What is the most common cause of stroke in young adults?
Which medication is commonly prescribed for long-term prevention of stroke in patients with high LDL cholesterol?
Which medication is commonly prescribed for long-term prevention of stroke in patients with high LDL cholesterol?
Flashcards
Ischemic Stroke
Ischemic Stroke
A stroke caused by blockage of an artery supplying the brain, leading to reduced blood flow and brain tissue damage.
Hemorrhagic Stroke
Hemorrhagic Stroke
A stroke caused by bleeding into the brain, putting pressure on brain tissue.
Which artery is most often involved in ischemic stroke?
Which artery is most often involved in ischemic stroke?
The Middle Cerebral Artery (MCA) is the most commonly affected artery in ischemic strokes.
What causes Embolic Strokes?
What causes Embolic Strokes?
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Which condition is a common source of emboli?
Which condition is a common source of emboli?
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What defines a Transient Ischemic Attack (TIA)?
What defines a Transient Ischemic Attack (TIA)?
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What are the characteristics of a Lacunar Stroke?
What are the characteristics of a Lacunar Stroke?
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Which imaging technique is used to detect acute hemorrhage?
Which imaging technique is used to detect acute hemorrhage?
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What is a common symptom of MCA stroke in the dominant hemisphere?
What is a common symptom of MCA stroke in the dominant hemisphere?
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What is the main difference between TIA and Stroke?
What is the main difference between TIA and Stroke?
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Which artery supplies the occipital lobe?
Which artery supplies the occipital lobe?
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What are some common risk factors for stroke?
What are some common risk factors for stroke?
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What are the typical clinical symptoms of Lacunar Stroke?
What are the typical clinical symptoms of Lacunar Stroke?
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Study Notes
Stroke and Related Topics
- Most common stroke type: Ischemic
- Artery most commonly affected in ischemic stroke: Middle Cerebral Artery (MCA)
- Primary cause of embolic stroke: Atrial fibrillation
- Risk factors for stroke (not a risk factor): Hypoglycemia
- Percentage of ischemic strokes: 85%
- Clinical hallmark of lacunar stroke: Pure motor or sensory symptoms
- Imaging modality for acute hemorrhage: CT without contrast
- Symptom associated with MCA stroke (dominant hemisphere): Aphasia
- Difference between TIA and stroke: Duration of symptoms
- Artery supplying occipital lobe: Posterior Cerebral Artery (PCA)
- Typical TIA symptom duration: < 1 hour
- Imaging finding excluding TIA diagnosis: Hyperdensity on CT
- Primary goal of TIA management: Prevent future strokes
- Most important modifiable risk factor for TIA: Hypertension
- Test for carotid stenosis: Doppler ultrasound
- Cause of subarachnoid hemorrhage: Berry aneurysm rupture
- Hallmark symptom of subarachnoid hemorrhage: Thunderclap headache
- Condition most associated with intracerebral hemorrhage: Hypertension
- Common site of hypertensive hemorrhage: Basal ganglia
- First-line imaging for intracranial hemorrhage: CT without contrast
- Symptom associated with ACA stroke: Lower limb weakness
- Artery affected in contralateral homonymous hemianopia: MCA
- Likely deficit in nondominant hemisphere MCA stroke: Hemineglect
- Broca's aphasia association: Motor impairment of speech
- Symptom most specific for cerebellar stroke: Vertigo
- First imaging test for suspected stroke: CT without contrast
- Essential lab rule out mimicking stroke condition: D-dimer
- Purpose of diffusion-weighted MRI in stroke: Detect ischemia
- Test evaluating for atrial fibrillation: ECG
- Gold standard for carotid artery stenosis diagnosis: Angiography
- Time window for IV thrombolysis in ischemic stroke: 3-4.5 hours
- Contraindication for thrombolytics in stroke: Hypertension >185/110 mmHg
- First line medication for recurrent ischemic strokes: Aspirin
- Goal of blood pressure management in hemorrhagic stroke: Control intracranial pressure
- Procedure for severe carotid stenosis: Endarterectomy
- Mechanism of action of alteplase (tPA): Activates plasminogen to plasmin
- Threshold blood pressure for antihypertensive therapy: >180/110 mmHg
- Condition increasing embolic stroke risk: Atrial fibrillation
- Most common complication of subarachnoid hemorrhage: Vasospasm
- Imaging modality for small vessel lacunar infarcts: MRI with diffusion-weighted imaging (DWI)
- First-line treatment for secondary stroke prevention in atrial fibrillation: Warfarin
- Symptom characteristic of PCA stroke: Contralateral homonymous hemianopia
- Most common cause of global cerebral ischemia: Cardiac arrest
- Test confirming ischemic penumbra: CT perfusion
- Neurological condition mimicking stroke: Migraine aura
- Most sensitive imaging modality for early ischemic stroke: MRI diffusion-weighted imaging (DWI)
- Preferred intervention for acute ischemic stroke (within 6 hours): Intravenous thrombolysis
- Artery affected in Wallenberg syndrome: Posterior inferior cerebellar artery
- Most common cause of stroke in young adults: Carotid artery dissection
- Medication for long-term stroke prevention (high LDL): Statins
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Description
Test your knowledge on strokes, including types, causes, symptoms, and management strategies. This quiz covers essential information about ischemic strokes, transient ischemic attacks, and their risk factors. Perfect for students and professionals in the medical field looking to reinforce their understanding of stroke-related topics.
