Psoriasis ultrasound

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Syed Hassan A. Kazmi BSc, MD [2]

Overview

There are no ultrasound findings associated with cutaneous psoriasis but ultrasound may be used to visualize joints in psoriatic arthritis.

Ultrasound

Ultrasound in psoriatic arthritis may show the following abnormalities:

• Synovitis
• Tenosynovitis
• Peritendinitis
• Retrocalcaneal or pre-Achilles bursitis

Arrow: Joint erosion, 1. Metacarpal, 2. Phalanx, 3. Extendor tendon, 4. Joint cavity