Ultrasound Findings in Hand Joints Involvement in Patients with Psoriatic Arthritis and Its Correlation with Clinical DAS28 Score

Figure 1

(a–d) Grading of synovial thickening is depicted; (a) Grade 0, (b) Grade 1, (c) Grade 2, and (d) Grade 3. Arrows indicate extension of synovial thickening to both metadiaphyses.

(a)

(b)

(c)

(d)