Fig. 1From: Ultrasonographic and resistance index evaluation of nails in psoriatic arthritis, psoriasis, and control groups: a cross-sectional studyWortsman’s classification of psoriatic nail changes in the trilaminar structure of nail plate. Legend: (a) hyperechoic deposits in ventral plate; (b) lost of definition of the ventral plate, (c) wavy plates, (d) loss of definition of both plates. Authors’ collectionBack to article page