Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Chromosome 16q deletion ?
    ### Response:
    Chromosome 16q deletion is a chromosome abnormality that occurs when there is a missing (deleted) copy of genetic material on the long arm (q) of chromosome 16. The severity of the condition and the signs and symptoms depend on the size and location of the deletion and which genes are involved.
    