Q.Which of the following does not predispose to thrombosis?
a. homocystinuria
b. Hypomagnesaemia
c. Paroxysmal nocturnal haemoglobinuria
d. Polycythaemia
ANSWER:
answer: B
The other three are associated with both arterial and venous thrombi.
Other important causes include antiphospholipid syndrome and oral contraceptive pill.
Important inherited conditions which lead to recurrent venous thromboses are
1.Factor 5 Leiden
2.Protein C
3.Protein S and
4.Antithrombin 3 deficiency.
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