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