Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Medium-chain acyl-coenzyme A dehydrogenase deficiency ?
    ### Response:
    What are the signs and symptoms of Medium-chain acyl-coenzyme A dehydrogenase deficiency? The initial signs and symptoms of medium-chain acyl-coenzyme A dehydrogenase deficiency (MCADD) typically occur during infancy or early childhood and can include vomiting, lack of energy (lethargy), and low blood sugar (hypoglycemia).
    