title: Opera glass hands: the phenotype of arthritis mutilans.
authors.affiliation: Department of Internal Medicine, Centro Hospitalar Porto, Porto, Portugal. betania_ferreira82@hotmail.com
authors.forename: Maria Betânia
authors.initials: MB
authors.lastname: Ferreira
authors.forename: Nuno
authors.initials: N
authors.lastname: Sá
authors.forename: Sara M
authors.initials: SM
authors.lastname: Rocha
authors.forename: António
authors.initials: A
authors.lastname: Marinho
mesh_terms: D015535:Arthritis, Psoriatic / Q000150:complications / Q000503:physiopathology*; D006226:Hand Deformities / Q000150:complications / Q000000981:diagnostic imaging / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012720:Severity of Illness Index