Nail psoriasis triggered by the reconstruction of syndactyly

Koebner phenomenon is observed in a number of inflammatory skin diseases. Psoriasis is one of the most common
skin diseases associated with Koebner phenomenon. Nail psoriasis may be developed independently from inflammatory
arthritis and skin psoriasis. This study reports on the reconstruction of third web of a 30-year-old woman, which performed
on her right, due to congenital syndactyly. Four months postoperatively, she developed nail dystrophy, onycholysis and
onychorrhexis of the middle, ring and little fingernails. The clinical and histopathology findings were compatible with
diagnosis of isolated nail psoriasis