Block 1: Key Facts

Question 1

What two Gram Positive bacteria are intrinsically resisant to cephalosporins?

Answer 1

Enterococci and Listeria Monocytogenes

Question 2

Which 3 groups of people are at risk for an s. aureus infection?

Answer 2

1. IV drug users —–> leads to endocarditis
2. Chronic granulatmous disease patients
3. Cystic Fibrosis patients

Question 3

S. epidermidis patients are at risk for biofilm formation on what ____?

Answer 3

Foreign bodies:

catheters and prosthetic heart valves

Question 4

Newly sexually active women are at risk to get a UTI from ________?

Answer 4

S. saprophyticus

Question 5

What should be adminstered to pregnant women, who test positive for S. agalactaie at 35-37 weeks, during delivery?

Answer 5

intrapartum penicillin prophylaxis

Question 6

Lab results of S. pneumoniae meningitis include:

Answer 6

1. Bacteria in cerebrospinal fluid (CSF)
2. Elevated CSF protein
3. Elevated PMNs
4. Low CSF glucose

Question 7

S. pneumoniae causes C-MOPS:

Answer 7

Conjunctivitis, with patients presenting with redness and discharge in one eye

Meningitis, with patients presenting with fever, chills, headache and neck stiffness

Otitis media, with patients presenting with ear pain

Pneumonia with fever, chills, cough, and chest pain

Sinusitis, with patients presenting with fever, purulent nasal discharge, and sinus tendernes

Question 8

Other organisms that contain IgA protease can be remembered by the mnemonic SHiN

Answer 8

S. pneumoniae

H. influenzae type B

Neisseria

Question 9

Tricuspid valve damage is a result of

Answer 9

IV drug use

*the staph infection doesn’t do the intial damage, but this injury makes it easier for someone to get an s. aureus infection*