Radiograph of dactylitis and periosteal reaction in child with psoriatic arthritis

Hand/wrist radiographs from a child with psoriatic juvenile idiopathic arthritis (psJIA). Note dactylitic swelling of the digit (arrows) and periosteal reaction of bone (arrowheads) in comparison with the contralateral hand.

Reproduced from: Nigrovic PA, Sundel RP, Petty RE. Juvenile psoriatic arthritis. In: Textbook of Pediatric Rheumatology, 6th ed, Cassidy JT, Petty RE, Laxer RM, Lindsley CB (Eds), Saunders, Philadelphia 2011. Illustration used with the permission of Elsevier Inc. All rights reserved.

Graphic 63642 Version 4.0

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