Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) thiamine-responsive megaloblastic anemia syndrome ?
    ### Response:
    Thiamine-responsive megaloblastic anemia syndrome is a rare condition characterized by hearing loss, diabetes, and a blood disorder called megaloblastic anemia. Megaloblastic anemia occurs when a person has a low number of red blood cells (anemia), and the remaining red blood cells are larger than normal (megaloblastic).
    