© 2021 Indian Dermatology Online Journal | Published by Wolters Kluwer Medknow Pityriasis rubra pilaris (PRP), a papulosquamous disorder of unknown etiology, is characterized by well‐defined, orange‐red scaly plaques showing keratotic follicular papules, palmo‐plantar waxy keratoderma, or erythroderma. Nail changes have been reported with Type 1 PRP (Griffiths Classification) as distal yellow‐brown discoloration, subungual hyperkeratosis, nail‐plate thickening, and splinter hemorrhages while distal onycholysis and onychogryphosis have been reported with Type 5 PRP.[1,2] There are no previous reports of nail matrix involvement or trachyonychia in patients with PRP.[3]

Trachyonychia is a rare nail condition in juvenile Pityriasis rubra pilaris patients, with no previous reports of nail matrix involvement or trachyonychia.

Trachyonychia with Juvenile Pityriasis Rubra Pilaris

Key Takeaway: Trachyonychia is a rare nail condition in juvenile Pityriasis rubra pilaris patients, with no previous reports of nail matrix involvement or trachyonychia.