Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Multiple endocrine neoplasia type 1 ?
    ### Response:
    Is genetic testing available for multiple endocrine neoplasia, type 1? Yes, genetic testing is available for MEN1, the gene known to cause multiple endocrine neoplasia, type 1 (MEN1). Carrier testing for at-risk relatives and prenatal testing are possible if the disease-causing mutation in the family is known.
    