Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) factor V deficiency ?
    ### Response:
    Factor V deficiency is a rare bleeding disorder. The signs and symptoms of this condition can begin at any age, although the most severe cases are apparent in childhood. Factor V deficiency commonly causes nosebleeds; easy bruising; bleeding under the skin; bleeding of the gums; and prolonged or excessive bleeding following surgery, trauma, or childbirth.
    