Bleeding and clotting disorders

Question 1

Deficiency in clotting factor VIII

Answer 1

Haemophilia A (commonest)

Question 2

Deficiency in clotting factor IX

Answer 2

Haemophilia B

Question 3

Inheritance of haemophilias?

Answer 3

X-linked recessive

Question 4

Prophylactic treatment for haemophilia? (3)

Answer 4

Tranexamic acid
Desmopressin (for haemophilia A- stimulates production of factor VIII)
Regular factor XIII or IX if severe

Question 5

Commonest inherited bleeding disorder?

Answer 5

Von Willebrand’s disease

Question 6

Commonest inherited thrombophilia?

Answer 6

Factor V Leiden