Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Singleton Merten syndrome ?
    ### Response:
    What are the signs and symptoms of Singleton Merten syndrome? Singleton Merten syndrome is characterized by abnormalities of the teeth (dental dysplasia); abnormal accumulation of calcium deposits (calcifications) in the aorta and certain valves of the heart (i.
    