Infectious Disease/Sexual Health

Question 1

Which test for syphillus remains positive after treatment

Answer 1

Treponema pallidum HaemAgglutination test

Question 2

which type of viral menigitis is associated with low CSF glucose

Answer 2

mumps

Question 3

What is given as prophylaxis for people who have been exposed to menigicoccal menigitis

Answer 3

ciprofloxacin

Question 4

name some live attenuated vaccines

Answer 4

BCG
measles, mumps, rubella (MMR)
influenza (intranasal)
oral rotavirus
oral polio
yellow fever
oral typhoid

Question 5

bacterial vaginosis is caused by which organism

Answer 5

Gardnerella vaginalis
raised pH
clue cells

Question 6

what is the mechanism of action of tamiflu (Oseltamivir)

Answer 6

a neuraminidase inhibitor which prevents new viral particles from being released by infected cells

Question 7

human bites should be treated with

Answer 7

co-amox

Question 8

how is falciarum malaria usually treated

Answer 8

intravenous artesunate

Question 9

what is the most common cause of viral meningitis

Answer 9

Cocksackie B (enteroviruses)

Question 10

most common organisim in animal bites

Answer 10

Pasteurella multocida.

Question 11

if treating shigella with antibiotics what is uses

Answer 11

cipro

Question 12

what bacteria commonly results in reactivation of HSV causing cold sores

Answer 12

strep pneumoniae

Question 13

what is the treatment of tetanus

Answer 13

tetanus immunoglobulin and metronidazole

Question 14

how is mycobacterium avium complex treated

Answer 14

rifampicin + ethambutol + clarithromycin

Question 15

forieng travel severe joint pain + fever

Answer 15

Chikungunya

Question 16

how is amaebosis treated

Answer 16

The trophozoite stage is responsive to metronidazole and tinidazole; however, once treated a dormant cystic stage remains and has the potential to cause further disease. This stage is resistant to both metronidazole and tinidazole but can be eradicated with ten days of diloxanide furoate.

Question 17

what is the treatment of hyatid disease

Answer 17

albendazole

Question 18

what are the chances of vertical transmission of chronic hep c

Answer 18

less than 10 percent.

Question 19

what can result in false positive syphillus test (cardiolipin test)

Answer 19

pregnancy
SLE, anti-phospholipid syndrome
TB
leprosy
malaria
HIV

Question 20

lemierries syndrome is

Answer 20

thombophlebitis of the IJV

Question 21

What are people with lemierries syndrome at risk of

Answer 21

septic pulmonary emboli

Question 22

sore throat then develops rash after given amoxicillin

Answer 22

EBV

Question 23

cause of granuloma inguinale

Answer 23

klebsiella

Question 24

what percentag eof people with develop chronic hep c

Answer 24

50-85 percent

Question 25

antibiotic for severe camplylobacter

Answer 25

clary

Question 26

if someone with menigitis grows listeria add what abx

Answer 26

amox and gent

Question 27

what is the best imaging modality to differentiate between toxoplasmosis and CNS lymphoma in a patient with HIV

Answer 27

thallium SPECT

Question 28

rabbit bite

Answer 28

Tularaemia

Question 29

mycoplasma treatment

Answer 29

doxy or macrolide (clary)

Question 30

what are the features of severe malaria

Answer 30

``` schizonts on a blood film parasitaemia > 2% hypoglycaemia acidosis temperature > 39 °C severe anaemia complications as below ```

Question 31

when shoudl exchange transfusion be done in malaria

Answer 31

if parasite count > 10% then exchange transfusion should be considered

Question 32

severe acute hepatitis in pregnant woman who has been travelling

Answer 32

hep E

Question 33

antibiotic for cholera

Answer 33

doxy

Question 34

borrellia

Answer 34

lyme disease

Question 35

central line infetions - most common cause

Answer 35

staph epidermidis

Question 36

antibiotics which inhibit celll wall formation

Answer 36

penicillins: binds transpeptidase blocking cross-linking of peptidoglycan cell walls cephalosporins

Question 37

antibiotics which Inhibit protein synthesis (bacteriostatic)

Answer 37

``` aminoglycosides (cause misreading of mRNA) chloramphenicol macrolides (e.g. erythromycin) tetracyclines fusidic acid ```

Question 38

antibiotics which Inhibit DNA synthesis

Answer 38

quinolones (e.g. ciprofloxacin) metronidazole sulphonamides trimethoprim

Question 39

antibiotic that works by Inhibiting RNA synthesis

Answer 39

rifampicin

Question 40

what can you give for primary syphillus if they have a penicillin allergy

Answer 40

azithromycin