30 key associations from First Aid

Question 1

organism

Answer 1

treatment

Question 2

C albicans

Answer 2

amphotericin B (systemic), nystatin (oral thrush, esophagitis)

Question 3

Chlamydia trachomatis

Answer 3

doxycycline (+ ceftriaxone for gonorrhea coinfection), erythromycin eye drops (prophylaxis in infants)

Question 4

C botulinum

Answer 4

antitoxin

Question 5

C diff

Answer 5

metronidazole, or if refractory, oral vancomycin

Question 6

C tetani

Answer 6

antitoxin + vaccine booster + diazepam

Question 7

Cryptococcus neoformans

Answer 7

fluconazole (prophylaxis in AIDS pt)

Question 8

enterococci

Answer 8

vancomycin/ampicillin + aminoglycoside

Question 9

Hib

Answer 9

rifampin (prophylaxis)

Question 10

Legionella

Answer 10

erythromycin

Question 11

TB

Answer 11

RIPE (rifampin, INH, pyrazinamide, ethambutol)

Question 12

Neisseria gonorrhea

Answer 12

ceftriazone (add doxycycline for concurrent chlamydia)

Question 13

Neisseria meningitidis

Answer 13

penicillin/ceftriaxone, rifamin

Question 14

Pneumocystis jirovecii

Answer 14

TMP-SMX (prophylaxis in AIDS pt)

Question 15

Pseudomonas aeruginosa

Answer 15

antipseudomonal penicillin + aminoglycoside

Question 16

Rickettsia rickettsii

Answer 16

doxycycline, chloramphenicol (esp with aplastic anemia)

Question 17

S aureus

Answer 17

MSSA: nafcillin, oxacillin, dicloxacillin; MRSA: vancomycin

Question 18

Streptococcus bovis

Answer 18

penicillin prophylaxis

Question 19

Streptococcus pneumoniae

Answer 19

systemic: penicillin/cephalosporin; meningitis: vancomycin

Question 20

Streptococcus pyogenes

Answer 20

penicillin prophylaxis

Question 21

Toxoplasma gondiii

Answer 21

sulfadiazene + pyrimethamine

Question 22

Treponema pallidum

Answer 22

penicillin

Question 23

bacitracin response

Answer 23

sensitive: Strep pyogenes (GAS); resistant: Strep agalactiae (GBS)

Question 24

novobiocin response

Answer 24

sensitive: Staph epidermidis; resistant: Staph saprophyticus

Question 25

optochin response

Answer 25

sensitive: Strep pneumoniae; resistant: Viridans streptococcus

Question 26

thumb sign on lateral x-ray

Answer 26

epiglottitis from Hib

Question 27

association: bacterial meningitis

Answer 27

Strep pneumoniae

Question 28

association: food poisoning

Answer 28

S aureus, B cereus

Question 29

associations: infections in chronic granulomatous disease

Answer 29

S aureus, E coli, aspergillus

Question 30

association: nosocomial pnuemonia

Answer 30

Klebsiella, E coli, Pseudomonas

Question 31

association: osteomyelitis

Answer 31

S aureus

Question 32

assocation: osteomyelitis in sickle cell disease

Answer 32

Salmonella

Question 33

association: osteomyelitis in IV drug use

Answer 33

Pseudomonas, S aureus

Question 34

association: pelvic inflammatory disease

Answer 34

Chylamydia trachomatis, Neisseria gonorrhea

Question 35

association: UTI

Answer 35

E coli, Staph saprophyticus (young women)