Infection Flashcards
How does meningitis present in infants?
Neck stiffness may be absent, may present with listlessness and irritability or obtundation.
Where do metastatic abscesses arising from hematogenous dissemination primarily occur?
At white and grey matter junction, incidence proportional to degree of blood it recieves – most occur near MCA
What organism is most isolated from 80% of brain abscesses?
Streptococci
Other common pathogens seen in metastatic hematogenous infections are?
Streptococci
Enterobacteria
Gram Negative Bacilli
What is the pathogen most commonly seen in trauma?
Staph Aureus
What is more sensitive for distinguishing tumor from abscess?
MRI
What are the most common abx for brain abscesses?
penicillin
ceftriaxone
metronidazole
vancomyin if post surgical