Bacteria Unit 3

Question 1

Staphylococcus aureus MSSA

Answer 1

Gram+ cocci.
Beta Lactamase.
Effective antibiotics: All EXCEPT peni, amox/amp, amino, cipro, levo, moxi, nitro, metro

Question 2

Staphylococcus epidermidis (SSNA, CNS)

Answer 2

Gram+ cocci.

Not listed on chart.

Question 3

Streptococcus pyogenes

Answer 3

Gram+ cocci.

Effective Antibiotics: All EXCEPT amino, cipro, nitro, metro

Question 4

Streptococcus pneumoniae

Answer 4

Gram+ cocci.

Effective antibiotics: All EXCEPT amino, cipro, nitro, metro

Question 5

“Viridans” Streptococci

Answer 5

Gram+ cocci.

Effective antibiotics: All EXCEPT amino, cipro, nitro, metro

Question 6

Enterococccus

Answer 6

Gram+ cocci.

Effective antibiotics: peni, amox/ampi, amox/clav, pip/tazo, vanco,

Question 7

Vanc Resistant Enterococcus (VRE)

Answer 7

Gram+ cocci.

Effective antibiotics: none

Question 8

Clostridium difficile

Answer 8

Gram+ rod.
Anaerobe
Effective Antibiotics: vanco, metro

Question 9

Clostridium tetani

Answer 9

Gram+ rod. Strict anaerobe. Not listed on chart.

Question 10

Clostridium botulinum

Answer 10

Gram+ rod. Anaerobic. Not listed on chart.

Question 11

Clostridium perfringens

Answer 11

Gram+ rod.
Anaerobic.
Gangrene.
Effective antibiotics: clinda

Question 12

Escherichia coli

Answer 12

Gram- rod.
Effective antibiotics: amox/ampi, amox/clav,
pip/tazo, (all cephalosporins) cephal/cefaz, cefuro, ceftri, ceftaz, cefe, (all carbapenems) ertapenem, imip/dori/mero, tetra, amino, (fluoroquinolones) cipro, levo, moxi, nitro

Question 13

Pseudomonas

Answer 13

Gram - rod.
Contains AmpC.
Effective antibiotics: pip/tazo, ceftaz, cefe, imip/dori/mero, amino, cipro, levo

Question 14

Neisseria gonorrhoeae

Answer 14

Gram- (diplo) cocci.

Effective antibiotics: ceftri, macro, tetra

Question 15

Bacteroides fragilis

Answer 15

Gram- rod.
Anaerobe.
Effective antibiotics: amox/clav, pop/tazo, ertapenem, imip/dore/mero, tetra, clinda, metro

Question 16

Chlamydia trachomatis

Answer 16

Obligate intracellular bacteria.

Effective antibiotics: macro, tetra, cipro, levo, moxi

Question 17

Mycoplasma pneumoniae

Answer 17

Bacteria lacking walls.

Effective antibiotics: macro, tetra, cipro, levo, moxi

Question 18

Klebsiella SHV-1

Answer 18

Gram- rod.
Effective antibiotics: amox/clav, pip/tazo, cephal/cefaz, ceftri, ceftaz, cefe, ertapenem, imip/dori/mero, tetra, amino, cipro, levo

Question 19

Gram+ Cocci

Answer 19

Staph aureus
Staph epidermidis
Strep pyogenes
Strep pneumoniae
Strep Viridins
Enterococcus

Question 20

Gram- Cocci

Answer 20

N. gonorrhea

Question 21

Gram+ Rod

Answer 21

All clostridium

Question 22

Gram- Rod

Answer 22

All E. coli
All Klebsiella
All pseudomonas
Bacteroides fragilis
Chlamydia

Question 23

Anaerobes

Answer 23

Bacteroides fragilis, Clostridium tetani.

Question 24

Bacteria Lacking Cell Walls

Answer 24

Mycoplasma

Question 25

Staph aureus MRSA

Answer 25

Gram+ cocci.
Altered PBP.
Effective antibiotics: vanco, macro, tetracyclines, clinda

Question 26

E. coli TEM-1

Answer 26

Gram- rod.
Contains TEM-1 = amp (narrow beta lactamase)
Effective antibiotics:amox/clav, pip/tazo, cephal/cefaz, ceftri, ceftaz, cefe, ertapenem, imip/dori/mero, tetra, amino, nitro

Question 27

E. coli ESBL

Answer 27

Gram- rod.
Contains ESBL = extended spectrum beta lactamase
Effective antibiotics: ertapenem, imip/dori/mero, tetra, amino

Question 28

Klebsilla KPC

Answer 28

Gram- rod.

Effective antibiotics: amino