Thrombosis Flashcards
1
Q
What is Virchow’s triad of risk factors for developing a clot?
A
Stasis
Hypercoagulability
Vessel wall injury
2
Q
What is a thrombus?
A
A solid mass that forms in the circulation from the constituents of blood
Made up of aggregated platelets and a mesh of cross-linked fibrin
3
Q
What is an embolus?
A
A fragment of a thrombus that has broken off into the circulation and is travelling to different parts of the body
4
Q
What 2 types of thrombi can you get?
A
Arterial
Venous
5
Q
Where do arterial thrombi most often form?
A
Usually the result of atheroma
Atheroma forms most often in areas of turbulent blood flow, like a bifurcation of an artery
6
Q
Explain how arterial thrombi form?
A
An atheroma is on the vessel wall
Platelets adhere to the damaged endothelium, and aggregate
