Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Valinemia ?
    ### Response:
    What are the signs and symptoms of Valinemia? Valinemia is thought to be extremely rare and has been described in only a few people. The condition is reportedly present from birth. Symptoms in the newborn period include lack of appetite, protein intolerance, metabolic acidosis, frequent vomiting, failure to thrive, and/or coma.
    