Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Carney complex ?
    ### Response:
    Carney complex is an inherited condition characterized by spotty skin pigmentation, cardiac (heart) myxomas (tumors composed of mucous connective tissue), skin myxomas, endocrine tumors or over-activity, and schwannomas. Some families with this condition have been found to have mutations in the PRKAR1A gene.
    