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Step 1 > neisseria comparison > Flashcards

neisseria comparison Flashcards

1
Q

which one has a polysaccharide capsule?

A

menigocci. NOT gonorrhea

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2
Q

what are the virulence factors?

A

IgA protease protects against blcokage of mucosal invasion. Pilus in meningococci for adhesion to pharyngeal mucosa.

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3
Q

vaccines exist for …?

A

meningococci only

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4
Q

Transmission for both

A

gonorrhea = STD. Menigococci = respiratory and oral secretions; pharyngeal colonization then mucosal invasion.

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5
Q

What is waterhouse friderichsen syndrome?

A

fulminant meningococcemia. Acute primary adrenal failure from adrenal hemorrhage due to DIC.

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6
Q

Which causes septic arthritis?

A

Gonorrhea = most common cause of septic artheritis. PMNs infiltrate joints. Asymmetric arthralgia of large joints.

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7
Q

Treatment for gonorrhea

A

ceftriaxone + Azithro or doxy (for possibel chlamydia coinfection)

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8
Q

Treatment for Meningococci

A

Ceftriaxone or penicillin G

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Step 1 (24 decks)

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