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

Table 1

Subjective GS and PD scoring system for US images of MCP, PIP, and DIP joints.

GS synovial score	PD score
0: absence of synovial hypertrophy	Absence of PD signal
1: small degree of synovial hypertrophy	Single vessel dots
2: moderate synovial hypertrophy	Confluent vessel dots over less than half the area of synovium
3: marked synovial hypertrophy	Confluent vessel dots over greater than half the area of synovium