Intro to Infectious Disease

Question 0

no fever = no infection?

Answer 0

not necessarily

Question 1

10 principles of Infectious Disease: true rigours means?

Answer 1

serious illness until proven otherwise = admit them

Question 2

clinical signs and different age groups?

Answer 2

much variation:

infants: excessively prominent
adolescents: signs confusing
adults: affected by comorbidities
elderly: signs blunted

Question 3

fevers change throughout day?

Answer 3

Yes. Diurinal

worse at night

Question 4

what does ‘know thine enemy’ mean in 10 principles of Infectious Disease?

Answer 4

appropriate cultures before starting empirical

Question 5

bacteraemia from staph aureus can lead to?

Answer 5

endocarditis, osteomyelitis

Question 6

when else besides bacteraemia is staph aureus infection serious?

Answer 6

in urine

Question 7

2 reasons why patient isn’t getting better on antibiotics?

Answer 7

undrained focus

may not be bacterial

Question 8

usually need 2nd course of Abx?

Answer 8

rarely

Question 9

febrile traveller from an endemic region must be cleared of?

Answer 9

malaria

Question 10

what is most common bacterial infection in immunocompromised? how does it look on CXR?

Answer 10

pneumocystis: ground glass

Question 11

3 tier approach to Infectious Disease?

Answer 11

1. problem solving of clinical syndrome
2. management of infection of various organ systems
3. specific infection/pathogens

Question 12

important question for Infectious Disease history?

Answer 12

when were you last well?

Question 13

what causes rapid and severe onset of fever and rigors usually?

Answer 13

Strep A

Question 14

what bacteria usually cause +++myalgia?

Answer 14

coccals

Question 15

what kind of bugs if you have myeloma?

Answer 15

encapsulated

Question 16

what kind of bugs if you have lymphocyte dysfunction?

Answer 16

intracellular or slow growing pathogens

Question 17

2 big predisposing events for infection?

Answer 17

Recent Sx or trauma

new medications

Question 18

if person is in rural areas you should consider what infections?

Answer 18

zoonotic

Question 19

example of diseases that could mask signs of severity in infection?

Answer 19

diabetes

corticosteroid use

Question 20

what is ceftriaxone?

Answer 20

3rd gen cephalosporins for most gram negs

Question 21

what is cephalexin/cephalothin/cefazolin?

Answer 21

1st gen cephalosporins: for most gram +ve

Question 22

name a carbapenem?

Answer 22

meropenem

Question 23

what class are norfloxacin, ciprofloxacin, moxifloxacin part of? used for what?

Answer 23

quinolones: for Gram -ve

Question 24

name 3 macrolides:

Answer 24

roxythromycin
clarithromycin
azithromycin

Question 25

treat legionella with?

Answer 25

azithromycin

Question 26

name 2 glycopeptide antibiotics?

Answer 26

vancomycin

teicoplanin

Question 27

what kind of drug is trimethpim?

Answer 27

sulphonamide

Question 28

name a tetracycline

Answer 28

doxycycline

Question 29

what 2 bugs usually causes rheumatic fever?

Answer 29

strep viridans
strep pyogenes (group A,B-haemolytic strep)

Question 30

what bacteria from raw ground beef usually?

Answer 30

campylobacter

Question 31

what bugs into foot ulcers usually?

Answer 31

pseudomonas