Micro

Question 1

Returning traveller

Wattery stools, Abdo cramps, nausea

Answer 1

E. Coli

Question 2

profuse watery diarrhoea

sev dehydration -> weight loss

Answer 2

Cholera

Question 3

Food poisoning after chinese/rice dinner

Answer 3

Baccilus cereus

Question 4

foul smelling non-bloody diarrhoea and cramping shortly (<72hrs) after eating chicken/BBQ)

Answer 4

campylobacter

Question 5

bloody diarhoea
Vom + abdo pain
<72hr after eating chicken

Answer 5

shigella

Question 6

prolonged non bloody diarrhoea - >72hrs after eating undercooked food

Answer 6

giardiasis

Question 7

Nurse develops diarrhoea - patients on ward have been ill recently with similar sympto

Answer 7

Norovirus

Question 8

outbreak of diarrhoea on cruise ship

Answer 8

norovirus

Question 9

profuse watery diarrhoea after antibiotics

Answer 9

c.diff

Question 10

gradual onset bloody diarrhoea with abdo pain and tenderness

lasts several weeks

Answer 10

amoebiasis

Question 11

Tx of choice for Listeria meningitis

Answer 11

Amox/ampicillin + gentamicin

Question 12

Tx for mild CAP caused by H influenza B

Answer 12

Amox

Question 13

IV Abx for strep throat (group A strep pharyngitis)

Answer 13

IV benzylpenicillin

+ IV metronidazole if severe

Question 14

IV Abx for cellulitis with MRSA

Answer 14

Vancomycin

Question 15

Abx for cellulitis with MSSA

Answer 15

Fluclox

Question 16

Tx for 3mo or younger with suspected bac meningitis

Answer 16

IV cefotaxime +amox/ampicillin

Question 17

Tx for 3mo or older with suspected meningitis

Answer 17

IV ceftriaxone

Question 18

Tx for meningococcal meningitis (neisseria Men)

Answer 18

IV benzylpenicillin

OR ceftriaxone if in hospital

Question 19

Tx for pneumococcal meningitis

Answer 19

IV Ceftriaxone

Question 20

Stiff neck, acting strangely,

Lumbar CSF = high lympho, raised prot, normal glucose

Answer 20

Viral meningitis

Herpes -> herpes encephalitis

Question 21

Gram -ve diplococci causing meningitis in younger

Answer 21

Neisseria meningitis

Question 22

middle aged smoker

G +ve diplococci causing meningitis

Answer 22

strep pneumonia

Question 23

G -ve rod causing sepsis in neonate

Answer 23

E coli

Question 24

G +ve rod causing meningitis in older

Answer 24

Listeria monocytogenes

Question 25

what transmits malaria

Answer 25

female anopheles mosquitos

Question 26

what transmits leischmaniasis

Answer 26

sandfly

Question 27

what transmits trypanosoma brucei rhodesiense

Answer 27

tsetse fly

Question 28

what transmits yellow fever

Answer 28

Aedes

Question 29

Tx for MRSA

Answer 29

Vancomycin

Question 30

most common cause of hospital acq pneumonia

Answer 30

Staph A

Question 31

most common cause of comm acq pneumonia

Answer 31

Strep. pneumonia

Question 32

post common cause of PUO in returning traveler

Answer 32

Malaria

Question 33

infectious cause of sepsis in newborns

Answer 33

Group B strep

Question 34

inf org that causes meningitis in >3mo new born

Answer 34

neisseria men

Question 35

Tx for non falciparum malaria

Answer 35

chloroquine | primaquine

Question 36

tx for mild and severe falciparum malaria

Answer 36

``` mild = quinine OR co-artum OR malorone Severe = IV attensuate OR IV quinine ```

Question 37

22 with cough and rust coloured sputum

Answer 37

strep pneu

Question 38

40yr old, returned from abroad with dry cough malaise and hyponat

Answer 38

legionella pneu

Question 39

60 yr old alcoholic, upper lobe caveating pneumonia

Answer 39

klebsiella pneumonia

Question 40

15 yr old, dry cough, myalgia, fever, headache, CXR normal, kids at school had similar sympto

Answer 40

mycoplasma pneumonia

Question 41

22 yr old - neutropenia post chemo, ongoing fever unresponsive to antibiotics/antivirals, interstitial CT changes, CXR = halo sign

Answer 41

aspergillus fumigatus

Question 42

70 yr old admitted for UTI and confusion, develops pneumonia in hospital

Answer 42

enterobac

Question 43

pneumonia with cough and haemoptysis, G -ve cocci

Answer 43

haemophillus influenza

Question 44

21 yr old foreign, fever with cough and weight loss, CXR = RUZ shadowing

Answer 44

mycobacterium TB

Question 45

IVDU - desaturates on exercise, pneumonia

Answer 45

pneomocytis jirovecii

Question 46

Tx for listeria men

Answer 46

Amox

Question 47

Tx for mild CAP

Answer 47

amox

Question 48

Tx for severe HAP

Answer 48

tazocin

Question 49

Abx of choice for young woman with cystitis caused by E coli

Answer 49

trimephoprim

Question 50

Tx for cellulitis with MRSA

Answer 50

Vancomycin

Question 51

Tx for cellulitis with MSSA

Answer 51

fluclox

Question 52

Tx for strep pharyngitis

Answer 52

penicillin V

Question 53

meningitis in HIV + pt

Answer 53

Crytococcus neoformans

Question 54

inc in opening pressure on lumbar puncture | india ink stain + ve

Answer 54

cryptococcus neoformans

Question 55

meningitis in old, G+ve bacilli

Answer 55

L monocytogenes

Question 56

meningitis in man with G+ diplo

Answer 56

Strep pneu

Question 57

meningitis in neonate - LP = G- rods

Answer 57

E coli

Question 58

meningitis in young guy, g- diplo

Answer 58

n meningitis

Question 59

Tx for mild pseudomembranous colitis

Answer 59

metronidazole

Question 60

Tx for sever pseudomambranous colitis

Answer 60

Vancomycin

Question 61

pneumonia in poorly controlled diabetics + alcoholics

Answer 61

klebsiella

Question 62

fever in returning traveller, cough, malaise, comstipation, G -ve rod, rose spots

Answer 62

S Thyphi

Question 63

G +ve cocci arranged in clusters

Answer 63

Staph A

Question 64

returning traveller, raised, scaly erythematous lesion, | cultured on Novy-Macneal-Nicolle medium

Answer 64

leishmania major