Infectious Diseases

Question 1

Screening for latent TB in at risk groups

Answer 1

Mantoux test

Question 2

Large multiple cotton wool spots on both eyes

Answer 2

CMV retinitis

Question 3

Headache, neck stiffness, photophobia, fluctuating GCS, CSF shows lymphocytosis but no organisms on gram stain

Answer 3

Cryptococcal infection (India ink stain positive)

Question 4

Contraindications to LP

Answer 4

Signs of raised ICP, Haemodynamic instability, purpura, seizures, coagulation abnormalities (plts <100), infection at LP site, resp compromise

Question 5

Antibiotic prophylaxis for close contacts of meningococcal meningitis

Answer 5

Ciprofloxacin

Question 6

Antibiotics for atypical pneumonia

Answer 6

Macrolide e.g. clarithromycin

Question 7

How is Hep A transmitted?

Answer 7

Ingestion e.g. feacal-oral transmission

Question 8

Malaria chemoprophylaxis

Answer 8

Atovaquone/Proguanil (Malarone)

Question 9

Unwell child: rose-pink maculopapular rash on the face, neck and trunk. Low grade fever and enlarged lymph nodes. No buccal lesions

Answer 9

German measles (Rubella)

Question 10

Immediate treatment of suspected meningitis in child

Answer 10

IM or IV Benpen

Question 11

Lyme disease treatment

Answer 11

Doxycyline

Question 12

Malaria which recurs

Answer 12

Plasmodium vivax

Question 13

Circular virus with radiating spokes causing D&V in children

Answer 13

Rotavirus

Question 14

Farm worker: headache, fever, myalgia, petechial rash, jaundice, anuric, hepatocellular damage

Answer 14

Weil’s disease: severe from of leptospirosis

Question 15

First line treatment for chlamydia

Answer 15

Doxycycline

Question 16

First line treatment for Gonorrhoeae

Answer 16

Ceftriaxone

Question 17

First line treatment for syphylis

Answer 17

BenPen

Question 18

First line treatment for bacterial vaginosis and Tichonmonas

Answer 18

Metronidazole

Question 19

Dog bit antibiotics

Answer 19

Co-amoxiclav

Question 20

Most common cause of PID

Answer 20

Chlamydia (tested for with NAAT)

Question 21

Virus that causes Hand foot and mouth

Answer 21

Coxsackie virus

Question 22

Rose spots

Answer 22

Salmonella (tested for with BC)

Question 23

Hyponatraemia associated with peumonia

Answer 23

Legionnaires disease

Question 24

Koplick spots

Answer 24

Scarlet fever

Question 25

Most common agent involved in development of malignant otitis media

Answer 25

Pseudomonas

Question 26

Indications for Shingles treatment

Answer 26

Antivirals to be given within 72 hours of onset of rash in absence of features which require admission/specialist advice. Also for non-truncal involvement, over 50 or immunnocompromised with mild illness.

Question 27

Serological markers of Hep B immunisation

Answer 27

Anti-HBs antibody

Question 28

Viral meningitis CSF

Answer 28

High WCC (predominantly lymphocytes), high protein, normal glucose

Question 29

Bacterial meningitis CSF

Answer 29

Turbid, WCC >100, raised protein, low glucose

Question 30

Fungal meningitis CSF

Answer 30

Cloudy, raised WCC (lymphocytes), high protein, low glucose

Question 31

Notifiable disease

Answer 31

Malaria (NOT HIV)