Acrodermatitis Continua of Hallopeau in A Case of Psoriatic Arthritis

Abstract

This is a case of a young female with generalized plaque psoriasis and psoriatic arthritis involving small joints of hand (predominantly distal interphalangeal joints). This patient develops nail changes in the form of painful red pustules with significant erythema at tip of the right ring and little fingers with onychodystrophy suggesting acrodermatitis continua of Hallopeau (ACH) She also has active DIP arthritis in the little finger ACH presents as pustular eruptions beginning in the tip of fingers and toes which is also considered as a variant of palmo-plantar psoriasis