Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Nevoid basal cell carcinoma syndrome ?
    ### Response:
    Nevoid basal cell carcinoma syndrome (NBCCS) is a condition that increases the risk to develop various cancerous and noncancerous tumors. The most common cancer diagnosed in affected people is basal cell carcinoma, which often develops during adolescence or early adulthood.
    