47-year-old male has injured his right wrist while playing football 30 years ago. He always had some manageable pain while playing tennis. The pain increased during the last 12 months. The wrist CT scan that the expert recommended revealed diastasis between scaphoid and semilunar bone, palmar dislocation, dorsal intercalated segmental instability (DISI), marked radio-scaphoid arthritis and reactive sclerosis of the subchondral bone. This findings conformed the previous diagnosis of post traumatic osteoarthritis of radio-carpal joint brought upon by ligamentous injuries due to trauma.

47-year-old male has injured his right wrist while playing football 30 years ago. He always had some manageable pain while playing tennis. The pain increased during the last 12 months, and following this, MRI studies were performed. They revealed wrist Diastasis between scaphoid and semilunar bone in agreement with a lesion of the scapholunate ligament and pronounced radioscaphoid arthrotic manifestations. In the expert's opinion, the patient is suffering from post traumatic osteoarthritis of radio-carpal joint brought upon by ligamentous injuries due to trauma.

25-year-old male suffers from pain in his left knee that shows up after carrying out a limited physical activity. The length and the importance of the pain are proportional to the intensity of the physical activity, the pain is gradual, and is linked to the movement of the knee joint. Knee MRN showed misalignment of the femur and kneecap with the patella, diffuse superficial edema of the kneecap cartilage, and signs of diffuse tendinopathy. In the expert's opinion, the patient suffers from patello-femoral knee pain due to patellar malalignment or patellar maltracking.