Changes

*Persists

*Persists

*May not be detected radiographically

*May not be detected radiographically

*Associated with [[Joints - degenerative#Calve Legg-Perthe's disease|Calve-Legg Perthe's disease]]

*Associated with [[Joints Degenerative - Pathology#Calve Legg-Perthe's disease|Calve-Legg Perthe's disease]]

*'''Subchondral cysts'''

*'''Subchondral cysts'''

**Common in horses and pigs

**Common in horses and pigs

**Usually manifestations of [[Joints Developmental - Pathology#Osteochondrosis|osteochondrosis]] and [[Joints - degenerative#Degenerative joint disease (DJD)|DJD]]

**Usually manifestations of [[Joints Developmental - Pathology#Osteochondrosis|osteochondrosis]] and [[Joints Degenerative - Pathology#Degenerative joint disease (DJD)|DJD]]

*'''Simple cysts'''

*'''Simple cysts'''

**May contain clear colourless fluid, or serosanguinous

**May contain clear colourless fluid, or serosanguinous