Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Pityriasis lichenoides et varioliformis acuta ?
    ### Response:
    What are the signs and symptoms of pityriasis lichenoides et varioliformis acuta? Pityriasis lichenoides et varioliformis acuta (PLEVA) is the acute form of a skin condition called pityriasis lichenoides. It is characterized by the sudden onset of red patches that quickly develop into scaling papules.
    