N=64 RA patients either early or established disease diagnosed after ACR/EULAR criteria 2010
with unilateral persistent knee arthritis. They were randomly assigned into two groups; group
1 received genicular nerve block, group 2 intra-articular triamcinolone. Both groups were
examined by SOLAR scoring system, Visual analogue scale (VAS) and Lysholm score at 0, 2 and
12 weeks. A semi-quantitative score was used to assess tenderness and swelling at the same
intervals.