Twenty Nail Dystrophy

(redirected from Trachonychia)
Also found in: Wikipedia.
A rare idiopathic disorder of the finger- and toenails characterised by longitudinal ridging, fragility, notching and opalescent discolouration. The nails may become muddy or grubby looking, and the adjacent skin become spongiotic and hyperkeratotic
Associations Lichen planus, eczema, psoriasis. alopecia areata
Management Generally a failure; PUVA, antifungals and steroids have been tried with little success