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Infections due to...2
Test 1 Sem. 2
24
Medical
Graduate
01/21/2011

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Cards

Term
What is the most important cause of bacterial pneumonia?
Definition
pneumococci - 40% of community acquired pneumonia
Term
What is the treatment of choice for pneumococci?
Definition
penicillins - probably should use augmentin
Term
pneumovax is used for prevention of what and for what age group?
Definition
1) pneumococci
2) older high risk patients
Term
what organisms are considered gram-positive cocci?
Definition
1) pneumococci
2) Streptococci
3) Anerobic streptococci
4) Enterococci
5) Staphylococci
Term
What organism is the most common cause of bacterial pharyngitis and tonsilitis?
Definition
Group A Streptococci
Term
What two disease/syndromes are caused by toxins from Group A Strep?
Definition
1) Streptococcal toxic-shock syndrome
2) Scarlet Fever
Term
what areas are usually involved with scarlet fever?
Definition
tongue and buccal mucosa
Term
Acute GN w/ Group A Strep is caused by what type of immune response?
Definition
type III (antigen-antibody complexes)
Term
Those with a penicillin allergy should be treated with what for group A strep?
Definition
macrolide (z-pack)
Term
What is the leading cause of bacterial disease and death in newborns?
Definition
Group B Streptococci
Term
What is characteristic of anaerobic streptococci?
Definition
Foul-smelling pus
Term
Most enterococci infections are caused by what organism?
Definition
E. faecalis
Term
What is used to treat pneumococci and streptococci?
Definition
penicillins
Term
enterococci is treated with what?
Definition
ampicillin
Term
What is the most important human pathogen? And what is the most important coagulase-negative organism?
Definition
1) S. aureus
2) S. epidermidis
Term
serious infections of what organism are becoming common due to antibiotic resistance?
Definition
S. aureus
Term
When should you add antibiotics for skin infections with s. aureus?
Definition
when fever or systemic symptoms are present
Term
What is the drug of choice for MRSA?
Definition
vancomycin
Term
What do blood cultures almost always show with staphylococcal toxic-shock syndrome?
Definition
no growth
Term
The leading cause of bacteremia from IV catheters is from what organism?
Definition
Coagulase-negative staphylococci
Term
What is the most common manifestation of listeriosis?
Definition
Adult meningitis
Term
What is the most common clinical manifestation of nocardiosis?
Definition
pulmonary nocardiosis
Term
What is the most common CNS infection with nocardiosis?
Definition
brain abscess
Term
What is the most common manifestation of bacillus anthracis?
Definition
skin infection on arms
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