title: Psoriatic onychopachydermoperiostitis (POPP): a perplexing case study.
abstract: The following case of a 37-year-old male describes a very rare form of psoriasis known as psoriatic onychopachydermoperiostitis. There have been fewer than 20 cases reported worldwide.
authors.affiliation: College of Podiatric Medicine and Surgery, Des Moines University, Des Moines, IA 50312, USA. james.mahoney@dmu.edu
authors.forename: James M
authors.initials: JM
authors.lastname: Mahoney
authors.forename: Ryan
authors.initials: R
authors.lastname: Scott
mesh_terms: D000328:Adult; D015535:Arthritis, Psoriatic / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D006801:Humans; D008297:Male; D010004:Osteoarthropathy, Primary Hypertrophic / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D010522:Periostitis / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D013577:Syndrome