infectious diseases

Question 1

Which type of pneumonia is associated with cold sores?

Answer 1

Strep Pneumoniae

Question 2

Type and name of organism causing bacterial vaginosis?

Answer 2

Gardnerella Vaginalis - gram positive coccobacilli

Question 3

Organism causing acute epiglottitis?

Answer 3

H Influenzae

Question 4

What type of organism is Brucella?

Answer 4

Gram negative

Question 5

Which one of the following organisms causes lymphogranuloma venereum?

Answer 5

Chlamydia

Question 6

Deep ulcer with a ragged border is seen on the shaft of the penis, the lesion is tender with associated inguinal lymphadenopathy - lesion? Caused by which organism?

Answer 6

Chancroid caused by Haemophilus ducreyi

Question 7

Medication to prevent relapse of Plasmodium ?

Answer 7

Primaquine

Question 8

Man returns from trip abroad with maculopapular rash and flu-like illness?

Answer 8

HIV seroconversion

Question 9

Most common cause of travellers’ diarrhoea?

Answer 9

E Coli

Question 10

Salmonella typhi main sx?

Answer 10

Constipation, vomiting, abdo pain, fever

Question 11

What is the treatment of malaria with severe parasitaemia (>10%)?

Answer 11

Exchange transfusion + artesunate

Question 12

Treatment of Trichomonas vaginalis?

Answer 12

Oral metronidazole

Question 13

What is Monod’s sign characteristic of?

Answer 13

Aspergilloma

Question 14

Immunocompromised patients with toxoplasmosis rx? Presentation on CT?

Answer 14

Multiple hypodense, ring-enhancing lesions, rx with pyrimethamine plus sulphadiazine

Question 15

Pruritic rash on the buttocks or soles? Treatment?

Answer 15

Strongyloides stercoralis, rx with Ivermectin and Albendazole

Question 16

Chagas disease most frequent complication?

Answer 16

Dilated cardiomyopathy - Chagas Cardiomyopathy

Question 17

Mechanism of macrolides?

Answer 17

Macrolides inhibit the 50S subunit of ribosomes

Question 18

What is Chinese letter pattern typical of? Complication of organism?

Answer 18

Diptheria - heart block

Question 19

First line in hyatid disease?

Answer 19

Albendazole

Question 20

Severe joint pain and high fever on return from Africa?

Answer 20

Chikungunya

Question 21

First line abx for UTI for methotrexate patients?

Answer 21

Nitrofurantoin

Question 22

Flaccid paralysis, diplopia, ataxia - no sensory involvement

Answer 22

Clostridium botulinum - affects release of acetylcholine

Question 23

Hydrophobia, pyrexia, headache, hypersalvation - cluster of sx for which condition?

Answer 23

Rabies

Question 24

Retro-orbital headache, fever, facial flushing, rash, thrombocytopenia in returning traveller?

Answer 24

Dengue

Question 25

Flu like illness → brief remission→ followed by jaundice and haematemesis

Answer 25

Yellow fever

Question 26

Trypanosomiasis rx?

Answer 26

Pentamidine

Question 27

Bacterial meningitis rx?

Answer 27

IV cefotaxime + dexamethasone (with dose 1 and every 6 hours)

Question 28

Prophylaxis for meningococcal meningitis contacts?

Answer 28

Oral cipro or rifamp