Infection Flashcards

1
Q

How does meningitis present in infants?

A

Neck stiffness may be absent, may present with listlessness and irritability or obtundation.

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2
Q

Where do metastatic abscesses arising from hematogenous dissemination primarily occur?

A

At white and grey matter junction, incidence proportional to degree of blood it recieves – most occur near MCA

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3
Q

What organism is most isolated from 80% of brain abscesses?

A

Streptococci

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4
Q

Other common pathogens seen in metastatic hematogenous infections are?

A

Streptococci
Enterobacteria
Gram Negative Bacilli

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5
Q

What is the pathogen most commonly seen in trauma?

A

Staph Aureus

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6
Q

What is more sensitive for distinguishing tumor from abscess?

A

MRI

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7
Q

What are the most common abx for brain abscesses?

A

penicillin
ceftriaxone
metronidazole
vancomyin if post surgical

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