Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Prothrombin thrombophilia ?
    ### Response:
    What are the signs and symptoms of Prothrombin thrombophilia? The signs and symptoms of this condition depend on whether a person has inherited one or two copies of the F2 gene mutation from his or her parents. A person who inherits one gene mutation is called a heterozygote.
    