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COVID-19 and Thrombosis

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COVID-19 and Thrombosis COVID-19 and Thrombosis

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Question 1 of 10
1. Question
1. What percentage of COVID-19 patients on average go on to develop pneumonia?
A. 5-10%
B. 15%
C. >15%
Question 2 of 10
2. Question
2. In COVID-19 infection, a cytokine storm may develop leading to:
A. Severe illness
B. ARDS
C. Thromboembolism and multi-organ failure
D. All of the above
Question 3 of 10
3. Question
3. In non-survivors of COVID-19 infection, what were indicative changes of poor outcome?
A. Fall in lymphocyte count
B. A rise in D-dimer, urea and creatinine
C. A and B
Question 4 of 10
4. Question
4. Which of the following factors were not associated with higher risk?
A. Age
B. Female
C. Being on ACE inhibitors
D. All of the above
E. B and C
Question 5 of 10
5. Question
5. In critically ill ICU patients in the Netherlands (Klok Study), what was the incidence of thrombotic complications?
A. 31%
B. >50%
Question 6 of 10
6. Question
6. In the Netherlands study, what percentage of thrombotic complications were due to pulmonary embolism?
A. 60%
B. 80%
C. 90%
Question 7 of 10
7. Question
7. In what percentage of severely ill patients with COVID-19 did venous embolism occur?
A. 15-20%
B. 20-36%
C. >40%
Question 8 of 10
8. Question
8. Disseminated intravascular coagulation were observed in what percentage of patients who died from COVID-19?
A. 50%
B. 60%
C. 71%
Question 9 of 10
9. Question
9. What do most expert advise as treatment for VTE in COVID-19 patients?
A. Anti-coagulation with LMWH
B. Apply standard management principles using fibrinolysis and mechanical thrombectomy
C. Both of the above
Question 10 of 10
10. Question
10. In recovered COVID-19 patients, who were severely ill, anticoagulation should be instituted for 30-40 days post discharge. Experts favour the use of:
A. Warfarin
B. NOACs such as rivaroxaban

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