STG 2017 trial

Question 1

Management of torsades de pointes?

Answer 1

IV magnesium in haemodynamically stable, defib in haemodynamically unstable

Question 2

What proportion of ALS patients have progressive cognitive abnormalities leading to dementia?

Answer 2

15-20%

Question 3

How do SMART-COP scores correlate to intensive respiratory or vasopressor support (IRVS) requirements?

Answer 3

Question 4

What percentage of gastrointestinal stromal tumours express activating mutations in c-KIT (CD117)?

Answer 4

>90%

Question 5

What is the ideal gestation to start aspirin to reduce risk of early onset pre-eclampsia?

Answer 5

Between 12-14 weeks

Question 6

How long does the Zika virus persist in semen for after symptoms resolve?

Answer 6

6 months

Question 7

Does intention-to-treat analysis underestimate or overestimate the effect of the intervention?

Answer 7

Underestimates

Question 8

What kind of immune reaction is post-strep GN?

Answer 8

Type III

Question 9

What kind of lung cancer are cavitations associated with?

Answer 9

Squamous cell

Question 10

What cell type is the most responsible for the interferon response to viral infections?

Answer 10

Plasmacytoid dendritic cells

Question 11

What extra-intestinal manifestations parallel disease activity in IBD?

Answer 11

Question 12

What does bite cells in haemolysis suggest?

Answer 12

Oxidative haemolysis

Question 13

What is the BP cut off for ECR (stroke) ?

Answer 13

185/110

Question 14

1st line for invasive aspergillosis

Answer 14

voriconazole

Question 15

Next step in GIT bleeding without haemodynamic instability

Answer 15

Colonoscopy

Question 16

What is the presentation of an anterior inferior cerebellar artery stroke?

Answer 16

ipsilateral horners + hearing loss

Question 17

What is the active metabolite of azathioprine that is most associated with therapeutic efficacy?

Answer 17

6-TGN

Question 18

Oral morphine: oral hydromorphone

Answer 18

5:1

Question 19

What is the risk of developing superimposed pre-eclampsia on essential hypertension in pregnancy?

Answer 19

25%

Question 20

What antibodies are thymoma myasthenia gravis associated with?

Answer 20

Titin and ryanodine receptor

Question 21

What proportion of MG have a thymoma?

Answer 21

10%

Question 22

What proportion of myasthenia gravis patients have pure ocular muscle involvement?

Answer 22

15%

Question 23

What are the factors in the Glasgow-Blatchford score in risk stratification in UGIT bleeding?

Answer 23

1. BUN
2. Hb
3. SBP
4. HR
5. Malaena
6. Syncope
7. Hepatic dysfunction
8. Heart failure

Question 24

What does HPC1 gene mutation cause?

Answer 24

Hereditary prostate cancer

Question 25

What is the most commonly detected virus in the endomyocardial biopsies of patients with myocarditis?

Answer 25

Parovirus B19

Question 26

What anti-hypertensive is most likely to contribute to erectile dysfunction in men?

Answer 26

Hydrochlorothiazide

Question 27

How does calcium carbonate have to be taken with thyroxine?

Answer 27

4hr post thyroxine

Question 28

Malaria prophylaxis

Answer 28

atovaquone+proguanil tablets (cont 7 days after leaving)

doxycycline (cont 14 days after leaving)