Neurology MCQs – 5

Austrian syndrome is a triad of all of the following EXCEPT

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Austrian syndrome



Austrian syndrome is a rare triad of endocarditis, meningitis, and pneumonia

Austrian syndrome is a rare triad of endocarditis, meningitis, and pneumonia caused by Streptococcus pneumonia described by Robert Austrian in 1956

Malignant cells invade the brain parenchyma mostly via

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Malignant cells invade the brain parenchyma mostly via Virchow-Robin spaces


Perivascular spaces, also known as Virchow-Robin spaces, are fluid-filled spaces that surround small arterioles, capillaries

Most common hematological malignancies causing leptomeningeal metastasis

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B-cell lymphoma is the most common etiology for hematological malignancies causing leptomeningeal metastasis

Most common solid organ tumors causing carcinomatous meningitis

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Most common solid organ tumors causing carcinomatous meningitis are lung cancer, melanoma, and breast cancer

Leptomeninges includes

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Meninges - three layers are the dura, arachnoid, and pia


Dura mater - pachymeninges
dura mater is known as the patchy-meningeal layer.
Arachnoid and pia meningeal layers are called the leptomeninges

What is the referred treatment option for solitary brain metastasis?

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Many studies indicate that the risk of Carcinomatous Meningitis is 2.81 times more with piecemeal resection than in en-bloc resection.


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