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Questions and Answers
What characteristic shape do MS lesions ('plaques') typically have?
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?
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?
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?
What do tumefactive MS lesions often demonstrate that makes them challenging to differentiate from other conditions?
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Which optic nerve complication is commonly seen in MS patients?
Which optic nerve complication is commonly seen in MS patients?
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What is the significance of optic neuritis in relation to MS?
What is the significance of optic neuritis in relation to MS?
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Which type of MS lesion correlates with acute or subacute demyelination?
Which type of MS lesion correlates with acute or subacute demyelination?
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'Black holes' in the context of MS refer to lesions that appear:
'Black holes' in the context of MS refer to lesions that appear:
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