Diagnosing Ischemic Stroke
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Questions and Answers

What is the primary concern when a patient with ischemic stroke is admitted to the emergency department?

  • Conducting an MRI perfusion and diffusion study to assess the penumbra
  • Stabilizing the patient's vital signs and treating hypoglycemia (correct)
  • Performing a CT brain scan to rule out hemorrhage
  • Administering thrombolytic therapy within the 3.5-hour window
  • What is the significance of a 'hypodense area' on a CT brain scan in the context of ischemic stroke?

  • It indicates a hemorrhagic stroke
  • It suggests a diagnosis of hypoglycemia
  • It confirms the presence of an ischemic stroke (correct)
  • It is a normal variant in the CT brain scan
  • What is the primary goal of thrombolytic therapy in the treatment of acute ischemic stroke?

  • To treat hypoglycemia
  • To manage the patient's vital signs
  • To restore blood flow to the affected area of the brain (correct)
  • To reduce the risk of hemorrhage
  • What is the significance of the 3.5-hour window in the context of thrombolytic therapy for acute ischemic stroke?

    <p>It is the maximum time allowed for administering thrombolytic therapy</p> Signup and view all the answers

    What is the name of the medication used in thrombolytic therapy for acute ischemic stroke?

    <p>All of the above</p> Signup and view all the answers

    What is the primary advantage of Tenecteplase over other thrombolytic agents?

    <p>It can be administered at a lower dose and is more cost-effective</p> Signup and view all the answers

    What is the primary indication for performing an MRI perfusion and diffusion study in patients with acute ischemic stroke?

    <p>To assess the penumbra and determine the potential for thrombolytic therapy</p> Signup and view all the answers

    What is the primary outcome of a CT brain scan that is 'free' in the context of acute ischemic stroke?

    <p>It rules out hemorrhage</p> Signup and view all the answers

    What is the significance of the 'brain is time' concept in the context of acute ischemic stroke?

    <p>It highlights the need for rapid diagnosis and treatment of ischemic stroke</p> Signup and view all the answers

    What is the primary goal of the 'TTT' approach in the management of acute ischemic stroke?

    <p>To rapidly diagnose and treat ischemic stroke, while also providing supportive care</p> Signup and view all the answers

    Study Notes

    Stroke Rehabilitation

    • Physiotherapist plays a crucial role in rehabilitation after the first few days of stroke
    • Medical TTT (Thrombolytic Therapy) and lifestyle changes are essential for prevention
    • Prevention of stroke requires control of thrombus formation and medical TTT

    Types of Stroke

    • Ischemic stroke: characterized by a hypodense area in CT brain scans
    • Hemorrhagic stroke: characterized by white color in CT scans

    CT Brain Scans

    • CT brain scan is essential to determine the type of stroke
    • Ischemic stroke appears as a hypodense area in CT scans
    • Hemorrhagic stroke appears as a white color in CT scans

    TTT of Acute Ischemic Stroke

    • TTT consists of maintenance of vital signs, specific TTT, and nursing care
    • Thrombolytic therapy is administered within 3.5 hours of stroke onset
    • Two types of thrombolytic therapy: Tissue plasminogen activating factor (TPA) and Tenecteplase
    • TPA is commonly used in Egypt
    • Tenecteplase is administered directly IV and is more cost-effective
    • Advanced imaging techniques (MRI perfusion and diffusion) are used to identify penumbra area
    • Thrombolytic therapy is administered if the patient is within the 3-4.5 hour window

    Initial Assessment

    • Initial assessment includes venous access, Ryle's tube insertion, and urinary catheterization
    • Check for airway, breathing, and circulation (ABCs) before CT scan
    • CT brain scan is essential to determine the type of stroke

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    Description

    Quiz on diagnosing ischemic stroke using CT brain scans and blood glucose levels. Identification of clinical deficits and diagnosis.

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