Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Notalgia paresthetica ?
    ### Response:
    Notalgia paresthetica is a common chronic, localized itch, that usually affects patches of skin on the upper back. Occasionally be more widespread and involve other parts of the back, the shoulders and upper chest. People feel both the sensation of an itch and paresthesia (a sensation of tingling, pricking, or numbness of the skin).
    