High Yield First Aid

Question 1

Name the bugs that cause bloody diarrhea (7):

Answer 1

EHec (Ecoli strain)
Enteroinvasive Ecoli 
Salmonella 
Shigella
Y. Enterocolitica 
(Campylobacter and E. histolytica)

Question 2

Name the bugs that cause watery diarrhea (6):

Answer 2

C. Diff
C. perfringes 
Enterotoxigenic Ecoli (ETec)
Protozoa
V. cholerae
Viruses

Question 3

CSF findings (opening pressure (up/down), dominating cell type, [protein], [glucose] with:

Bacterial infection

Fungal/TB

Viral

Answer 3

Bacterial:
up, up PMNs, up and down

Fungal:
up, up WBC, up and down

Viral:
Normal/up, up WBC, normal/up, normal

Question 4

Common causes of meningitis in: Newborn to 6 mo

Answer 4

Group B Strep
E. Coli
Listeria

Also: Elizebethkingia and Citrobacter

Question 5

Common causes of meningitis in: 6 mo to 6 yr

Answer 5

S. pneumoniae
N. meningitidis
H. Influenzae type B
Enteroviruses

Question 6

Common causes of meningitis in: 6 to 60 years

Answer 6

S. pneumoniae
N meningitidis (#1 in teens)
Enteroviruses
HSV

Question 7

Common causes of meningitis in: 60+

Answer 7

S. penumoniae
gram negative rods
listeria

Question 8

UTI bugs

Answer 8

E. coli (#1 Community Acquired)
S. saprophyticus
Klebsiella pneuoniae
SErratia marcescens
enterococcus
proteus mirabilis
psudomonas aeruginosa 

Diagnostic:
+ leukocyte esterase = evidence of WBC activity
+ nitrate test = reduction of urinary nitrates by bacterial spceceis
+ urease test = urease producing bugs (Proteus, klebsiella)

Question 9

Bugs transferred by Ticks (5)

Answer 9

Francicella
R. Rickettsiae (R.pox)
Borrelia (lyme)
Ehrichia 
Anaplasma

Question 10

Bugs transfered by louse (1)

Answer 10

R. prowazaki

Question 11

Bugs transfered by fleas (2)

Answer 11

R. typhi

Y. pestis

Question 12

Bugs transfered by mites (2)

Answer 12

o. tsutsuuguani

R. akari