Severe osteolytic arthritis mutilans in pustular psoriasis

Abstract

\s=b\A patient with acral pustular psoriasis also had resorptive osteolysis with soft-tissue atrophy of the digits. This process resulted in progressive distal to proximal loss of the digits rather than the shortened "telescoping" digits usually seen

Pustular psoriasis of the nails: treatment and long-term follow-up of 46 patients

“…None of our patients, including those who did not benefit from treatment, developed diffuse or generalized pustular psoriasis during the follow‐up period. It is difficult to establish whether the severe cases of progressive acrodermatitis continua reported in the literature 2,4 , 17–20 evolve from this type of pustular psoriasis of the nail or are a separate entity.…”

Acrodermatitis continua of Hallopeau: evolution of treatment options

“…The skin becomes severely atrophic, and thinning of the distal part of the phalanx occurs. Osteitis of phalanges resulting in osteolysis and involvement of interphalangeal joints can occur in longstanding cases 23 . The disease may remain confined to the original site, but more often it spreads proximally to cover the hand, the dorsum of the forearm, or the foot.…”