Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) cyclic neutropenia ?
    ### Response:
    Cyclic neutropenia is a disorder that causes frequent infections and other health problems in affected individuals. People with this condition have recurrent episodes of neutropenia during which there is a shortage (deficiency) of neutrophils. Neutrophils are a type of white blood cell that plays a role in inflammation and in fighting infection.
    