MRI Findings in Multiple Sclerosis
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Questions and Answers

What characteristic shape do MS lesions ('plaques') typically have?

  • Linear
  • Round or circular
  • Irregular
  • Oval or ovoid (correct)

    • What do T1 hypointense lesions in MS, also known as 'black holes', represent?

  • Reversible axonal loss
  • Inflammation
  • Active demyelination
  • Irreversible axonal loss (correct)

    • Which MRI finding serves as a surrogate for disease activity in MS?

  • Contrast-enhancing lesions (correct)
  • Round lesions
  • Tumefactive lesions
  • T1 hypointense lesions

    • What do tumefactive MS lesions often demonstrate that makes them challenging to differentiate from other conditions?

    <p>Peripheral enhancement</p> Signup and view all the answers

    Which optic nerve complication is commonly seen in MS patients?

    <p>Leptomeningeal enhancement</p> Signup and view all the answers

    What is the significance of optic neuritis in relation to MS?

    <p>It is a common clinical syndrome at MS onset</p> Signup and view all the answers

    Which type of MS lesion correlates with acute or subacute demyelination?

    <p>Contrast-enhancing lesions</p> Signup and view all the answers

    'Black holes' in the context of MS refer to lesions that appear:

    <p>'Hypointense' on T1-weighted images</p> Signup and view all the answers

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