title: Psoriasis, psoriatic arthritis, or psoriatic disease?
authors.forename: Raffaele
authors.initials: R
authors.lastname: Scarpa
authors.forename: Fabio
authors.initials: F
authors.lastname: Ayala
authors.forename: Nicola
authors.initials: N
authors.lastname: Caporaso
authors.forename: Ignazio
authors.initials: I
authors.lastname: Olivieri
mesh_terms: D015535:Arthritis, Psoriatic / Q000150:complications / Q000175:diagnosis* / Q000378:metabolism; D003092:Colitis / Q000150:complications / Q000175:diagnosis* / Q000378:metabolism; D004032:Diet; D041981:Gastrointestinal Tract / Q000378:metabolism / Q000473:pathology; D006801:Humans; D007596:Joints / Q000378:metabolism / Q000473:pathology; D012867:Skin / Q000378:metabolism / Q000473:pathology; D014409:Tumor Necrosis Factor-alpha / Q000378:metabolism
chemical_list: D014409:Tumor Necrosis Factor-alpha