Arthrosis

Arthrosis is damage of the articular cartilage and secondary disintegration of the articular surface of bones.

• Mild clinical symptoms
• X-ray may show discrete sclerotization of the cotyloid cavity
• The articular space and the condyle remain intact

• The mobility of the joint decreases due to pain
• The rigidity of the joint
• There appear small cysts in the cotyloid cavity
• X-ray may show fine osteophytes

• The mobility of the joint significantly limited.
• Secondary inflammation may occur.
• X-ray may show cavitary or condylar cysts
• Irregularly narrowing of articular cavity.

• The joint is almost stiff, and immobile.
• Usually signs of secondary inflammation are present often takes place,
• Signs of muscle decompensation are observable.
• X-ray may show severe deformation of the joint as:

• deformation of the condyle and acetabulum
• cystic degeneration
• detritus in the articular cavity
• bizarre osteophytes
• extremely narrow articular space

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