Below is an instruction from Human. Write a response.
    ### Instruction:
    How to prevent Thrombotic Thrombocytopenic Purpura ?
    ### Response:
    Both inherited and acquired thrombotic thrombocytopenic purpura (TTP) occur suddenly with no clear cause. You can't prevent either type.
                
If you've had TTP, watch for signs and symptoms of a relapse (flareup). (For more information, go to "Living With Thrombotic Thrombocytopenic Purpura.
    