Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Neurofibroma ?
    ### Response:
    A neurofibroma is a non-cancerous (benign) tumor that develops from the cells and tissues that cover nerves. Some people who develop neurofibromas have a genetic condition known as neurofibromatosis (NF). There are different types of NF, but type 1 is the most common.
    