Fig. 1

a,b,c,d: Swelling in the right elbow posterior aspect measuring 2 × 2 cm, firm to hard and non-tender. Another swelling in the left elbow is firm to hard with overlying reddish skin. There were a few purpuric lesions on the arms with superficial crusting. e: X-ray from B/L elbow shows inflammation with irregular fluid collection into the posterior aspect of the right elbow in the subcutaneous plane and irregular erosion of the olecranon