Pulmonary Embolism

Question 1

what is the golden hour for pulmonary embolism?

Answer 1

Term given due to the fact that 2/3 of patients die within 1 hours of symptom onset

Question 2

What is the difference between Hampton’s hump and Westermark’s sign?

Answer 2

Hampton’s hump – Pleural-based opacities with convex medial margins

Westermark’s sign Dilation of vessels proximal to embolism along with collapse of distal vessels…often with a sharp cut off

Question 3

Why would thromboembolic issues happen?

Answer 3

Virchow’s triad

Question 4

what is Virchow’s triad?

Answer 4

Stasis
Venous injury/endothelial damage
Hypercoagulability