From: Effects of free-range and confined housing on joint health in a herd of fattening pigs
Score 1 | Score 2 | Score 3 | Score 4 | Score 5 | |
---|---|---|---|---|---|
Articular cartilage complex | |||||
Thickened cartilage (focal necrotic cartilage)* | + | + | ++ | ++ | ++ |
Separation in osteochondral junction | - | - | + | ++ | ++ |
Cleft(s) in articular cartilage | - | - | +/- | +/- | ++ |
Subchondral bone tissue | |||||
Hyperaemia, haemorrhage | - | + | + | ++ | ++ |
Necrosis/fibrosis, subchondral cysts | - | +/- | + | ++ | ++ |
Extent of lesion | Minor | Small | Moderate | Extensive | Severe |