Palmoplantar pustular psoriasis (PPPP) is characterized by activation of the IL-17A pathway
Keywords: PPPP; palmoplantar pustular psoriasis; NPPPP; non-pustular palmoplantar psoriasis; Psoriasis; Palmoplantar psoriasis; Palmoplantar pustular psoriasis; IL-17; IL-23; Skin biopsies;