SOMMAIRE : Approach to the lame dog or cat -- Radiography -- Laboratory investigations -- Advanced diagnostic techniques -- Diseases and disorders of the bone -- Disturbances of growth and bone development -- Arthritis -- Muscles and tendons -- Muscles and tendon injuries -- Diseases of muscle and the neuromuscular junction -- Tumours of the musculoskeletal system -- Neurologic causes of lameness -- Surgical biology of joints -- Principles of articular surgery -- Surgical instrumentation -- Biomaterials for joint surgery -- Arthroscopy -- Arthroscopic equipment -- Principles of arthroscopy -- Postoperative management and rehabilitation -- Shoulder -- Elbow -- Carpus -- Distal limb -- Hip -- Stifle -- Tarsus -- Temporomandibular joint.