FIGURE 2.

Pooled panel of a bilateral sample. Histological findings show in the right side synovial proliferation with inflammation and highly vascularised tissue (haematoxylin‐eosin stain, original magnification 40x) (A). On the left side severe myxoid degeneration is shown as deposition of amorphic basophilic substance, with microcystic degeneration (arrow; haematoxylin‐eosin stain. Original magnification 60x) (B). MRI in the frontal view shows bilateral effusion (C). Surgical specimen show a broken right disc (D) and severely deformed left disc (E)