Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Benign multicystic peritoneal mesothelioma ?
    ### Response:
    Benign multicystic peritoneal mesothelioma (BMPM) is a very rare benign cystic tumor arising from the peritoneal mesothelium (lining of the abdominal wall). It commonly occurs in young to middle-aged women who have a prior history of abdominal surgery, endometriosis, or pelvic inflammatory disease.
    