Pembrolizumab-induced psoriatic arthritis treated with disease-modifying anti-rheumatic drugs in a patient with gastric cancer: A case report

Figure 1 Psoriatic nail dystrophy and polyarthritis showing erythematous swelling. A: Distal finger joints; B: Distal toe joints; C: Left shoulder and both knees..

Figure 2  Magnetic resonance imaging showing joint effusion and synovial enhancement. A: Right knee; B: Left shoulder.

Figure 3  Treatment course for psoriatic arthritis and changes in inflammation-related peripheral blood parameters. ESR: Erythrocyte sedimentation rate; DAPSA: Disease activity in psoriatic arthritis; hs-CRP: High-sensitivity C-reactive protein; PNI: Prognostic nutritional index; NLR: Neutrophil-to-lymphocyte ratio.