PMC8720597_01
Swollen right knee joint on clinical examination.
CRIRH2021-7751509.001.jpg
PMC8720597_01_CRIRH2021-7751509.001.jpg
fig1
Examination revealed swollen and tender right knee joint with effusion and limited range of motion (Figure 1).
Plain radiograph of right knee joint: anteroposterior view (a); lateral view (b).
CRIRH2021-7751509.002.jpg
PMC8720597_01_CRIRH2021-7751509.002.jpg
fig2
Plain radiographs of right knee joint were normal except for soft tissue swelling (Figure 2).