Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Frontal fibrosing alopecia ?
    ### Response:
    What are the signs and symptoms of frontal fibrosing alopecia? Frontal fibrosing alopecia (FFA) is characterized primarily by hair loss (alopecia) and scarring on the scalp near the forehead. The band of hair loss on the front and sides of the scalp is usually symmetrical and slowly progressive (worsening over time).
    