Haemostasis Tutorial Flashcards
1
Q
What are the causes of isolated raised APTT
A
factor XIII, XI, XI, XII deficiencies
Heparin
lupus anticoagulant
2
Q
How would a VWF deficiency present
A
Mucausal bleeding and prolonged APTT
VWF binds to fractor VIII
3
Q
why does severe liver disease affect both primary and secondary haemostasis?
A
Produces clotting factors
Back log through portal hypertension causes hypersplenism
4
Q
How would you differentiate between DIC and severe liver injury?
A
Check for elevated D dimers
Should be sky high in DIC
