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Cryptococcus Neoformans Characteristics Quiz

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Cryptococcus Neoformans Characteristics Quiz

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Questions and Answers

What is the main virulence factor of Cryptococcus neoformans mentioned in the text?

Urease

Polysaccharide antigen (correct)

India ink

Amphotericin B

How is Cryptococcus neoformans transmitted based on the information provided?

Through contaminated water

From direct contact with infected individuals

By inhalation of soil fungi

Via pigeon droppings (correct)

Which staining method is used to visualize Cryptococcus neoformans in bronchopulmonary washings according to the text?

Gram staining

Mucicarmine red or methanamine silver stains (correct)

Wright staining

Ziehl-Neelsen staining

What test is used to detect the polysaccharide antigen of Cryptococcus neoformans that causes agglutination?

Latex agglutination test Signup and view all the answers

Which therapy is recommended for the treatment of Cryptococcus neoformans infection according to the text?

Joint therapy with amphotericin B and flucytosine Signup and view all the answers

What common symptom is associated with Cryptococcus neoformans infection when it spreads to the central nervous system?

Meningitis Signup and view all the answers

What is the main basis for the diagnostic test of Cryptococcus neoformans?

Repeating pattern of circles on sarcophagus Signup and view all the answers

How is Cryptococcus neoformans primarily transmitted?

By pigeons and their droppings Signup and view all the answers

What does the presence of a neck brace suggest in a Cryptococcus neoformans infection?

Possible spread to CSF causing meningitis Signup and view all the answers

Why is Cryptococcus neoformans referred to as 'Crypt' in the provided context?

For its heavily encapsulated nature resembling a crypt Signup and view all the answers

In what scenario would one likely observe lung tissue resembling soap bubbles in a person with Cryptococcus neoformans?

During bronchopulmonary washings Signup and view all the answers

What is a distinct pathology associated with the brain in Cryptococcus neoformans infections?

Formation of soap bubble lesions Signup and view all the answers