title: Photo quiz. Progressive toenail dystrophy.
authors.affiliation: Reading Hospital and Medical Center, Pennsylvania, USA.
authors.forename: M S
authors.initials: MS
authors.lastname: Berger
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D009260:Nail Diseases / Q000175:diagnosis*; D011565:Psoriasis / Q000175:diagnosis*; D014034:Toes