QuestionSBA
QuestionChoice
Haemophilia B (also known as Factor IX deficiency) is a type of clotting disorder.
10001588
b
Factor IX
QuestionChoice
Haemophilia A (also known as Classic Haemophilia or Factor VIII deficiency) is the most well-known type of clotting disorder.
10001587
a
Factor VIII
QuestionChoice
Haemophilia C (also known as Factor XI deficiency) is an extremely rare form of haemophilia clotting disorder.
10001590
d
Factor XI
QuestionChoice
Factor V Leiden is a mutation of one of the clotting factors in the blood. This mutation can increase your chance of developing abnormal blood clots, most commonly in the legs or lungs. This is in contrast to haemophilia where patients bleed into muscles, joints and tissues. Patients with Factor V Leiden are pro-thrombotic.
10001591
e
Factor V
QuestionChoice
Factor X deficiency (previously known as the Stuart-Prower factor) deficiency is a type of clotting disorder. However, Factor X deficiency does not cause haemophilia.
10001589
c
Factor X
Concept
Chapter
2693
3925
haemophilia
Topic
157
Haematology
12864
A 24-year-old male presents to the GP with a painful knee. On analysis of joint fluid following aspiration and subsequent genetic testing, he is diagnosed with haemophilia A.

What factor is defective in this condition?
a