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