Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Frontotemporal Dementia ?
    ### Response:
    Frontotemporal dementia (FTD) describes a clinical syndrome associated with shrinking of the frontal and temporal anterior lobes of the brain. Originally known as Picks disease, the name and classification of FTD has been a topic of discussion for over a century.
    