Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Blue cone monochromatism ?
    ### Response:
    What are the signs and symptoms of Blue cone monochromatism? The Human Phenotype Ontology provides the following list of signs and symptoms for Blue cone monochromatism. If the information is available, the table below includes how often the symptom is seen in people with this condition.
    